Home / 127,066.14-175,332.87-81,748.26

Finding the Fourth Proportional to 127,066.14, 175,332.87 and 81,748.26

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Solution

The fourth proportional to 127,066.14, 175,332.87 and 81,748.26 is: 112,800.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,066.14 : 175,332.87 = 81,748.26 : x
  2. Step 2: Convert to fraction form
    127,066.14/175,332.87 = 81,748.26/x
  3. Step 3: Cross multiply
    127,066.14x = 175,332.87 × 81,748.26
  4. Step 4: Simplify right side
    127,066.14x = 14,333,157,043.31
  5. Step 5: Solve for x
    x = 14,333,157,043.31/127,066.14
  6. Step 6: Final answer
    x = 112,800.76

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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.