Home / 188,432.28-282,689.82-62,111.40

Finding the Fourth Proportional to 188,432.28, 282,689.82 and 62,111.40

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Solution

The fourth proportional to 188,432.28, 282,689.82 and 62,111.40 is: 93,180.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,432.28 : 282,689.82 = 62,111.40 : x
  2. Step 2: Convert to fraction form
    188,432.28/282,689.82 = 62,111.40/x
  3. Step 3: Cross multiply
    188,432.28x = 282,689.82 × 62,111.40
  4. Step 4: Simplify right side
    188,432.28x = 17,558,260,485.95
  5. Step 5: Solve for x
    x = 17,558,260,485.95/188,432.28
  6. Step 6: Final answer
    x = 93,180.75

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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.