Home / 453,191.23-679,647.90-149,529.34

Finding the Fourth Proportional to 453,191.23, 679,647.90 and 149,529.34

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Solution

The fourth proportional to 453,191.23, 679,647.90 and 149,529.34 is: 224,248.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,191.23 : 679,647.90 = 149,529.34 : x
  2. Step 2: Convert to fraction form
    453,191.23/679,647.90 = 149,529.34/x
  3. Step 3: Cross multiply
    453,191.23x = 679,647.90 × 149,529.34
  4. Step 4: Simplify right side
    453,191.23x = 101,627,298,521.15
  5. Step 5: Solve for x
    x = 101,627,298,521.15/453,191.23
  6. Step 6: Final answer
    x = 224,248.16

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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.