Home / 113,821.89-157,070.08-62,833.52

Finding the Fourth Proportional to 113,821.89, 157,070.08 and 62,833.52

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Solution

The fourth proportional to 113,821.89, 157,070.08 and 62,833.52 is: 86,707.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,821.89 : 157,070.08 = 62,833.52 : x
  2. Step 2: Convert to fraction form
    113,821.89/157,070.08 = 62,833.52/x
  3. Step 3: Cross multiply
    113,821.89x = 157,070.08 × 62,833.52
  4. Step 4: Simplify right side
    113,821.89x = 9,869,266,013.08
  5. Step 5: Solve for x
    x = 9,869,266,013.08/113,821.89
  6. Step 6: Final answer
    x = 86,707.98

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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.