Home / 113,823.71-157,077.99-62,836.47

Finding the Fourth Proportional to 113,823.71, 157,077.99 and 62,836.47

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Solution

The fourth proportional to 113,823.71, 157,077.99 and 62,836.47 is: 86,715.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,823.71 : 157,077.99 = 62,836.47 : x
  2. Step 2: Convert to fraction form
    113,823.71/157,077.99 = 62,836.47/x
  3. Step 3: Cross multiply
    113,823.71x = 157,077.99 × 62,836.47
  4. Step 4: Simplify right side
    113,823.71x = 9,870,226,406.30
  5. Step 5: Solve for x
    x = 9,870,226,406.30/113,823.71
  6. Step 6: Final answer
    x = 86,715.03

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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.