Home / 92,544.12-127,712.16-54,332.37

Finding the Fourth Proportional to 92,544.12, 127,712.16 and 54,332.37

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Solution

The fourth proportional to 92,544.12, 127,712.16 and 54,332.37 is: 74,979.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,544.12 : 127,712.16 = 54,332.37 : x
  2. Step 2: Convert to fraction form
    92,544.12/127,712.16 = 54,332.37/x
  3. Step 3: Cross multiply
    92,544.12x = 127,712.16 × 54,332.37
  4. Step 4: Simplify right side
    92,544.12x = 6,938,904,330.62
  5. Step 5: Solve for x
    x = 6,938,904,330.62/92,544.12
  6. Step 6: Final answer
    x = 74,979.42

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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.