Home / 113,030.24-155,982.16-62,729.24

Finding the Fourth Proportional to 113,030.24, 155,982.16 and 62,729.24

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Solution

The fourth proportional to 113,030.24, 155,982.16 and 62,729.24 is: 86,566.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,030.24 : 155,982.16 = 62,729.24 : x
  2. Step 2: Convert to fraction form
    113,030.24/155,982.16 = 62,729.24/x
  3. Step 3: Cross multiply
    113,030.24x = 155,982.16 × 62,729.24
  4. Step 4: Simplify right side
    113,030.24x = 9,784,642,350.36
  5. Step 5: Solve for x
    x = 9,784,642,350.36/113,030.24
  6. Step 6: Final answer
    x = 86,566.59

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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.