Home / 186,149.46-256,885.03-101,266.86

Finding the Fourth Proportional to 186,149.46, 256,885.03 and 101,266.86

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Solution

The fourth proportional to 186,149.46, 256,885.03 and 101,266.86 is: 139,747.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,149.46 : 256,885.03 = 101,266.86 : x
  2. Step 2: Convert to fraction form
    186,149.46/256,885.03 = 101,266.86/x
  3. Step 3: Cross multiply
    186,149.46x = 256,885.03 × 101,266.86
  4. Step 4: Simplify right side
    186,149.46x = 26,013,940,369.11
  5. Step 5: Solve for x
    x = 26,013,940,369.11/186,149.46
  6. Step 6: Final answer
    x = 139,747.60

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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.