Home / 83,837.40-125,632.52-62,678.16

Finding the Fourth Proportional to 83,837.40, 125,632.52 and 62,678.16

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Solution

The fourth proportional to 83,837.40, 125,632.52 and 62,678.16 is: 93,924.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,837.40 : 125,632.52 = 62,678.16 : x
  2. Step 2: Convert to fraction form
    83,837.40/125,632.52 = 62,678.16/x
  3. Step 3: Cross multiply
    83,837.40x = 125,632.52 × 62,678.16
  4. Step 4: Simplify right side
    83,837.40x = 7,874,415,189.76
  5. Step 5: Solve for x
    x = 7,874,415,189.76/83,837.40
  6. Step 6: Final answer
    x = 93,924.85

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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.