Home / 48,710.76-67,256.10-31,992.36

Finding the Fourth Proportional to 48,710.76, 67,256.10 and 31,992.36

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Solution

The fourth proportional to 48,710.76, 67,256.10 and 31,992.36 is: 44,172.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,710.76 : 67,256.10 = 31,992.36 : x
  2. Step 2: Convert to fraction form
    48,710.76/67,256.10 = 31,992.36/x
  3. Step 3: Cross multiply
    48,710.76x = 67,256.10 × 31,992.36
  4. Step 4: Simplify right side
    48,710.76x = 2,151,681,363.40
  5. Step 5: Solve for x
    x = 2,151,681,363.40/48,710.76
  6. Step 6: Final answer
    x = 44,172.61

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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.