Home / 186,103.52-256,864.19-113,522.45

Finding the Fourth Proportional to 186,103.52, 256,864.19 and 113,522.45

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Solution

The fourth proportional to 186,103.52, 256,864.19 and 113,522.45 is: 156,686.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,103.52 : 256,864.19 = 113,522.45 : x
  2. Step 2: Convert to fraction form
    186,103.52/256,864.19 = 113,522.45/x
  3. Step 3: Cross multiply
    186,103.52x = 256,864.19 × 113,522.45
  4. Step 4: Simplify right side
    186,103.52x = 29,159,852,240.61
  5. Step 5: Solve for x
    x = 29,159,852,240.61/186,103.52
  6. Step 6: Final answer
    x = 156,686.20

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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.