Home / 88,680.15-133,085.03-62,436.15

Finding the Fourth Proportional to 88,680.15, 133,085.03 and 62,436.15

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Solution

The fourth proportional to 88,680.15, 133,085.03 and 62,436.15 is: 93,699.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,680.15 : 133,085.03 = 62,436.15 : x
  2. Step 2: Convert to fraction form
    88,680.15/133,085.03 = 62,436.15/x
  3. Step 3: Cross multiply
    88,680.15x = 133,085.03 × 62,436.15
  4. Step 4: Simplify right side
    88,680.15x = 8,309,316,583.65
  5. Step 5: Solve for x
    x = 8,309,316,583.65/88,680.15
  6. Step 6: Final answer
    x = 93,699.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.