Home / 79,627.38-119,437.02-29,703.54

Finding the Fourth Proportional to 79,627.38, 119,437.02 and 29,703.54

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Solution

The fourth proportional to 79,627.38, 119,437.02 and 29,703.54 is: 44,553.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,627.38 : 119,437.02 = 29,703.54 : x
  2. Step 2: Convert to fraction form
    79,627.38/119,437.02 = 29,703.54/x
  3. Step 3: Cross multiply
    79,627.38x = 119,437.02 × 29,703.54
  4. Step 4: Simplify right side
    79,627.38x = 3,547,702,301.05
  5. Step 5: Solve for x
    x = 3,547,702,301.05/79,627.38
  6. Step 6: Final answer
    x = 44,553.80

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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.