Home / 127,186.83-175,509.05-70,593.75

Finding the Fourth Proportional to 127,186.83, 175,509.05 and 70,593.75

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Solution

The fourth proportional to 127,186.83, 175,509.05 and 70,593.75 is: 97,414.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,186.83 : 175,509.05 = 70,593.75 : x
  2. Step 2: Convert to fraction form
    127,186.83/175,509.05 = 70,593.75/x
  3. Step 3: Cross multiply
    127,186.83x = 175,509.05 × 70,593.75
  4. Step 4: Simplify right side
    127,186.83x = 12,389,841,645.47
  5. Step 5: Solve for x
    x = 12,389,841,645.47/127,186.83
  6. Step 6: Final answer
    x = 97,414.50

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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.