Home / 127,856.32-176,411.04-82,524.70

Finding the Fourth Proportional to 127,856.32, 176,411.04 and 82,524.70

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Solution

The fourth proportional to 127,856.32, 176,411.04 and 82,524.70 is: 113,864.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,856.32 : 176,411.04 = 82,524.70 : x
  2. Step 2: Convert to fraction form
    127,856.32/176,411.04 = 82,524.70/x
  3. Step 3: Cross multiply
    127,856.32x = 176,411.04 × 82,524.70
  4. Step 4: Simplify right side
    127,856.32x = 14,558,268,152.69
  5. Step 5: Solve for x
    x = 14,558,268,152.69/127,856.32
  6. Step 6: Final answer
    x = 113,864.28

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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.