Home / 64,752.22-89,362.17-39,261.02

Finding the Fourth Proportional to 64,752.22, 89,362.17 and 39,261.02

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Solution

The fourth proportional to 64,752.22, 89,362.17 and 39,261.02 is: 54,182.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,752.22 : 89,362.17 = 39,261.02 : x
  2. Step 2: Convert to fraction form
    64,752.22/89,362.17 = 39,261.02/x
  3. Step 3: Cross multiply
    64,752.22x = 89,362.17 × 39,261.02
  4. Step 4: Simplify right side
    64,752.22x = 3,508,449,943.61
  5. Step 5: Solve for x
    x = 3,508,449,943.61/64,752.22
  6. Step 6: Final answer
    x = 54,182.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.