Home / 94,014.90-129,752.06-53,719.43

Finding the Fourth Proportional to 94,014.90, 129,752.06 and 53,719.43

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Solution

The fourth proportional to 94,014.90, 129,752.06 and 53,719.43 is: 74,139.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,014.90 : 129,752.06 = 53,719.43 : x
  2. Step 2: Convert to fraction form
    94,014.90/129,752.06 = 53,719.43/x
  3. Step 3: Cross multiply
    94,014.90x = 129,752.06 × 53,719.43
  4. Step 4: Simplify right side
    94,014.90x = 6,970,205,787.17
  5. Step 5: Solve for x
    x = 6,970,205,787.17/94,014.90
  6. Step 6: Final answer
    x = 74,139.37

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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.