Home / 91,343.39-137,011.98-32,177.51

Finding the Fourth Proportional to 91,343.39, 137,011.98 and 32,177.51

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Solution

The fourth proportional to 91,343.39, 137,011.98 and 32,177.51 is: 48,265.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,343.39 : 137,011.98 = 32,177.51 : x
  2. Step 2: Convert to fraction form
    91,343.39/137,011.98 = 32,177.51/x
  3. Step 3: Cross multiply
    91,343.39x = 137,011.98 × 32,177.51
  4. Step 4: Simplify right side
    91,343.39x = 4,408,703,671.51
  5. Step 5: Solve for x
    x = 4,408,703,671.51/91,343.39
  6. Step 6: Final answer
    x = 48,265.17

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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.