Home / 48,648.52-67,135.80-29,528.74

Finding the Fourth Proportional to 48,648.52, 67,135.80 and 29,528.74

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Solution

The fourth proportional to 48,648.52, 67,135.80 and 29,528.74 is: 40,750.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,648.52 : 67,135.80 = 29,528.74 : x
  2. Step 2: Convert to fraction form
    48,648.52/67,135.80 = 29,528.74/x
  3. Step 3: Cross multiply
    48,648.52x = 67,135.80 × 29,528.74
  4. Step 4: Simplify right side
    48,648.52x = 1,982,435,582.89
  5. Step 5: Solve for x
    x = 1,982,435,582.89/48,648.52
  6. Step 6: Final answer
    x = 40,750.17

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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.