Home / 187,743.04-280,943.52-163,073.76

Finding the Fourth Proportional to 187,743.04, 280,943.52 and 163,073.76

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Solution

The fourth proportional to 187,743.04, 280,943.52 and 163,073.76 is: 244,027.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,743.04 : 280,943.52 = 163,073.76 : x
  2. Step 2: Convert to fraction form
    187,743.04/280,943.52 = 163,073.76/x
  3. Step 3: Cross multiply
    187,743.04x = 280,943.52 × 163,073.76
  4. Step 4: Simplify right side
    187,743.04x = 45,814,516,154.04
  5. Step 5: Solve for x
    x = 45,814,516,154.04/187,743.04
  6. Step 6: Final answer
    x = 244,027.77

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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.