Home / 92,265.47-127,335.75-56,479.13

Finding the Fourth Proportional to 92,265.47, 127,335.75 and 56,479.13

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Solution

The fourth proportional to 92,265.47, 127,335.75 and 56,479.13 is: 77,946.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,265.47 : 127,335.75 = 56,479.13 : x
  2. Step 2: Convert to fraction form
    92,265.47/127,335.75 = 56,479.13/x
  3. Step 3: Cross multiply
    92,265.47x = 127,335.75 × 56,479.13
  4. Step 4: Simplify right side
    92,265.47x = 7,191,812,377.90
  5. Step 5: Solve for x
    x = 7,191,812,377.90/92,265.47
  6. Step 6: Final answer
    x = 77,946.95

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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.