Home / 178,061.90-266,704.65-89,160.35

Finding the Fourth Proportional to 178,061.90, 266,704.65 and 89,160.35

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Solution

The fourth proportional to 178,061.90, 266,704.65 and 89,160.35 is: 133,546.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,061.90 : 266,704.65 = 89,160.35 : x
  2. Step 2: Convert to fraction form
    178,061.90/266,704.65 = 89,160.35/x
  3. Step 3: Cross multiply
    178,061.90x = 266,704.65 × 89,160.35
  4. Step 4: Simplify right side
    178,061.90x = 23,779,478,607.10
  5. Step 5: Solve for x
    x = 23,779,478,607.10/178,061.90
  6. Step 6: Final answer
    x = 133,546.14

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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.