Home / 92,520.76-127,612.78-63,851.36

Finding the Fourth Proportional to 92,520.76, 127,612.78 and 63,851.36

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Solution

The fourth proportional to 92,520.76, 127,612.78 and 63,851.36 is: 88,069.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,520.76 : 127,612.78 = 63,851.36 : x
  2. Step 2: Convert to fraction form
    92,520.76/127,612.78 = 63,851.36/x
  3. Step 3: Cross multiply
    92,520.76x = 127,612.78 × 63,851.36
  4. Step 4: Simplify right side
    92,520.76x = 8,148,249,556.38
  5. Step 5: Solve for x
    x = 8,148,249,556.38/92,520.76
  6. Step 6: Final answer
    x = 88,069.42

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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.