Home / 91,685.60-137,549.05-32,521.17

Finding the Fourth Proportional to 91,685.60, 137,549.05 and 32,521.17

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Solution

The fourth proportional to 91,685.60, 137,549.05 and 32,521.17 is: 48,789.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,685.60 : 137,549.05 = 32,521.17 : x
  2. Step 2: Convert to fraction form
    91,685.60/137,549.05 = 32,521.17/x
  3. Step 3: Cross multiply
    91,685.60x = 137,549.05 × 32,521.17
  4. Step 4: Simplify right side
    91,685.60x = 4,473,255,957.09
  5. Step 5: Solve for x
    x = 4,473,255,957.09/91,685.60
  6. Step 6: Final answer
    x = 48,789.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.