Home / 84,763.24-127,095.42-25,581.16

Finding the Fourth Proportional to 84,763.24, 127,095.42 and 25,581.16

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Solution

The fourth proportional to 84,763.24, 127,095.42 and 25,581.16 is: 38,356.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,763.24 : 127,095.42 = 25,581.16 : x
  2. Step 2: Convert to fraction form
    84,763.24/127,095.42 = 25,581.16/x
  3. Step 3: Cross multiply
    84,763.24x = 127,095.42 × 25,581.16
  4. Step 4: Simplify right side
    84,763.24x = 3,251,248,274.29
  5. Step 5: Solve for x
    x = 3,251,248,274.29/84,763.24
  6. Step 6: Final answer
    x = 38,356.82

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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.