Home / 648,082.15-972,123.32-174,767.56

Finding the Fourth Proportional to 648,082.15, 972,123.32 and 174,767.56

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Solution

The fourth proportional to 648,082.15, 972,123.32 and 174,767.56 is: 262,151.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,082.15 : 972,123.32 = 174,767.56 : x
  2. Step 2: Convert to fraction form
    648,082.15/972,123.32 = 174,767.56/x
  3. Step 3: Cross multiply
    648,082.15x = 972,123.32 × 174,767.56
  4. Step 4: Simplify right side
    648,082.15x = 169,895,620,655.50
  5. Step 5: Solve for x
    x = 169,895,620,655.50/648,082.15
  6. Step 6: Final answer
    x = 262,151.37

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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.