Home / 453,070.46-679,558.92-153,543.30

Finding the Fourth Proportional to 453,070.46, 679,558.92 and 153,543.30

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Solution

The fourth proportional to 453,070.46, 679,558.92 and 153,543.30 is: 230,299.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,070.46 : 679,558.92 = 153,543.30 : x
  2. Step 2: Convert to fraction form
    453,070.46/679,558.92 = 153,543.30/x
  3. Step 3: Cross multiply
    453,070.46x = 679,558.92 × 153,543.30
  4. Step 4: Simplify right side
    453,070.46x = 104,341,715,997.10
  5. Step 5: Solve for x
    x = 104,341,715,997.10/453,070.46
  6. Step 6: Final answer
    x = 230,299.09

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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.