Home / 186,024.17-256,257.78-134,886.62

Finding the Fourth Proportional to 186,024.17, 256,257.78 and 134,886.62

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Solution

The fourth proportional to 186,024.17, 256,257.78 and 134,886.62 is: 185,813.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,024.17 : 256,257.78 = 134,886.62 : x
  2. Step 2: Convert to fraction form
    186,024.17/256,257.78 = 134,886.62/x
  3. Step 3: Cross multiply
    186,024.17x = 256,257.78 × 134,886.62
  4. Step 4: Simplify right side
    186,024.17x = 34,565,745,792.90
  5. Step 5: Solve for x
    x = 34,565,745,792.90/186,024.17
  6. Step 6: Final answer
    x = 185,813.20

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1.5x scale

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.