Home / 572,123.10-858,191.14-172,767.18

Finding the Fourth Proportional to 572,123.10, 858,191.14 and 172,767.18

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Solution

The fourth proportional to 572,123.10, 858,191.14 and 172,767.18 is: 259,152.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,123.10 : 858,191.14 = 172,767.18 : x
  2. Step 2: Convert to fraction form
    572,123.10/858,191.14 = 172,767.18/x
  3. Step 3: Cross multiply
    572,123.10x = 858,191.14 × 172,767.18
  4. Step 4: Simplify right side
    572,123.10x = 148,267,263,158.79
  5. Step 5: Solve for x
    x = 148,267,263,158.79/572,123.10
  6. Step 6: Final answer
    x = 259,152.73

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Similar ratio
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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.