Home / 119,569.02-165,073.87-79,337.33

Finding the Fourth Proportional to 119,569.02, 165,073.87 and 79,337.33

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Solution

The fourth proportional to 119,569.02, 165,073.87 and 79,337.33 is: 109,531.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,569.02 : 165,073.87 = 79,337.33 : x
  2. Step 2: Convert to fraction form
    119,569.02/165,073.87 = 79,337.33/x
  3. Step 3: Cross multiply
    119,569.02x = 165,073.87 × 79,337.33
  4. Step 4: Simplify right side
    119,569.02x = 13,096,519,545.12
  5. Step 5: Solve for x
    x = 13,096,519,545.12/119,569.02
  6. Step 6: Final answer
    x = 109,531.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.