Home / 127,651.95-176,164.07-73,213.47

Finding the Fourth Proportional to 127,651.95, 176,164.07 and 73,213.47

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Solution

The fourth proportional to 127,651.95, 176,164.07 and 73,213.47 is: 101,037.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,651.95 : 176,164.07 = 73,213.47 : x
  2. Step 2: Convert to fraction form
    127,651.95/176,164.07 = 73,213.47/x
  3. Step 3: Cross multiply
    127,651.95x = 176,164.07 × 73,213.47
  4. Step 4: Simplify right side
    127,651.95x = 12,897,582,487.96
  5. Step 5: Solve for x
    x = 12,897,582,487.96/127,651.95
  6. Step 6: Final answer
    x = 101,037.10

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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.