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Finding the Fourth Proportional to 162,883.29, 224,776.76 and 91,264.71

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Solution

The fourth proportional to 162,883.29, 224,776.76 and 91,264.71 is: 125,944.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,883.29 : 224,776.76 = 91,264.71 : x
  2. Step 2: Convert to fraction form
    162,883.29/224,776.76 = 91,264.71/x
  3. Step 3: Cross multiply
    162,883.29x = 224,776.76 × 91,264.71
  4. Step 4: Simplify right side
    162,883.29x = 20,514,185,816.14
  5. Step 5: Solve for x
    x = 20,514,185,816.14/162,883.29
  6. Step 6: Final answer
    x = 125,944.08

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1.5x scale

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.