Home / 113,811.65-157,060.11-62,824.41

Finding the Fourth Proportional to 113,811.65, 157,060.11 and 62,824.41

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Solution

The fourth proportional to 113,811.65, 157,060.11 and 62,824.41 is: 86,697.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,811.65 : 157,060.11 = 62,824.41 : x
  2. Step 2: Convert to fraction form
    113,811.65/157,060.11 = 62,824.41/x
  3. Step 3: Cross multiply
    113,811.65x = 157,060.11 × 62,824.41
  4. Step 4: Simplify right side
    113,811.65x = 9,867,208,745.29
  5. Step 5: Solve for x
    x = 9,867,208,745.29/113,811.65
  6. Step 6: Final answer
    x = 86,697.70

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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.