Home / 48,601.70-67,056.36-31,630.91

Finding the Fourth Proportional to 48,601.70, 67,056.36 and 31,630.91

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Solution

The fourth proportional to 48,601.70, 67,056.36 and 31,630.91 is: 43,641.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,601.70 : 67,056.36 = 31,630.91 : x
  2. Step 2: Convert to fraction form
    48,601.70/67,056.36 = 31,630.91/x
  3. Step 3: Cross multiply
    48,601.70x = 67,056.36 × 31,630.91
  4. Step 4: Simplify right side
    48,601.70x = 2,121,053,688.09
  5. Step 5: Solve for x
    x = 2,121,053,688.09/48,601.70
  6. Step 6: Final answer
    x = 43,641.55

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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.