Home / 84,396.47-126,656.98-40,023.32

Finding the Fourth Proportional to 84,396.47, 126,656.98 and 40,023.32

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Solution

The fourth proportional to 84,396.47, 126,656.98 and 40,023.32 is: 60,064.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,396.47 : 126,656.98 = 40,023.32 : x
  2. Step 2: Convert to fraction form
    84,396.47/126,656.98 = 40,023.32/x
  3. Step 3: Cross multiply
    84,396.47x = 126,656.98 × 40,023.32
  4. Step 4: Simplify right side
    84,396.47x = 5,069,232,107.43
  5. Step 5: Solve for x
    x = 5,069,232,107.43/84,396.47
  6. Step 6: Final answer
    x = 60,064.51

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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.