Home / 186,690.90-280,037.98-60,331.13

Finding the Fourth Proportional to 186,690.90, 280,037.98 and 60,331.13

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Solution

The fourth proportional to 186,690.90, 280,037.98 and 60,331.13 is: 90,497.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,690.90 : 280,037.98 = 60,331.13 : x
  2. Step 2: Convert to fraction form
    186,690.90/280,037.98 = 60,331.13/x
  3. Step 3: Cross multiply
    186,690.90x = 280,037.98 × 60,331.13
  4. Step 4: Simplify right side
    186,690.90x = 16,895,006,074.47
  5. Step 5: Solve for x
    x = 16,895,006,074.47/186,690.90
  6. Step 6: Final answer
    x = 90,497.22

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1.5x scale

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.