Home / 92,395.52-127,460-57,934.16

Finding the Fourth Proportional to 92,395.52, 127,460 and 57,934.16

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Solution

The fourth proportional to 92,395.52, 127,460 and 57,934.16 is: 79,920.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,395.52 : 127,460 = 57,934.16 : x
  2. Step 2: Convert to fraction form
    92,395.52/127,460 = 57,934.16/x
  3. Step 3: Cross multiply
    92,395.52x = 127,460 × 57,934.16
  4. Step 4: Simplify right side
    92,395.52x = 7,384,288,033.60
  5. Step 5: Solve for x
    x = 7,384,288,033.60/92,395.52
  6. Step 6: Final answer
    x = 79,920.41

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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.