Home / 121,402.20-182,016.90-46,493.40

Finding the Fourth Proportional to 121,402.20, 182,016.90 and 46,493.40

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Solution

The fourth proportional to 121,402.20, 182,016.90 and 46,493.40 is: 69,707.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,402.20 : 182,016.90 = 46,493.40 : x
  2. Step 2: Convert to fraction form
    121,402.20/182,016.90 = 46,493.40/x
  3. Step 3: Cross multiply
    121,402.20x = 182,016.90 × 46,493.40
  4. Step 4: Simplify right side
    121,402.20x = 8,462,584,538.46
  5. Step 5: Solve for x
    x = 8,462,584,538.46/121,402.20
  6. Step 6: Final answer
    x = 69,707.01

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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.