Home / 75,023,015.60-112,534,523.40-69,984,167.60

Finding the Fourth Proportional to 75,023,015.60, 112,534,523.40 and 69,984,167.60

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Solution

The fourth proportional to 75,023,015.60, 112,534,523.40 and 69,984,167.60 is: 104,976,251.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,023,015.60 : 112,534,523.40 = 69,984,167.60 : x
  2. Step 2: Convert to fraction form
    75,023,015.60/112,534,523.40 = 69,984,167.60/x
  3. Step 3: Cross multiply
    75,023,015.60x = 112,534,523.40 × 69,984,167.60
  4. Step 4: Simplify right side
    75,023,015.60x = 7,875,634,946,411,722
  5. Step 5: Solve for x
    x = 7,875,634,946,411,722/75,023,015.60
  6. Step 6: Final answer
    x = 104,976,251.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.