Home / 151,508.04-209,082.57-83,527.71

Finding the Fourth Proportional to 151,508.04, 209,082.57 and 83,527.71

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Solution

The fourth proportional to 151,508.04, 209,082.57 and 83,527.71 is: 115,269.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,508.04 : 209,082.57 = 83,527.71 : x
  2. Step 2: Convert to fraction form
    151,508.04/209,082.57 = 83,527.71/x
  3. Step 3: Cross multiply
    151,508.04x = 209,082.57 × 83,527.71
  4. Step 4: Simplify right side
    151,508.04x = 17,464,188,273.01
  5. Step 5: Solve for x
    x = 17,464,188,273.01/151,508.04
  6. Step 6: Final answer
    x = 115,269.05

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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.