Home / 48,981.84-67,532.36-31,723.71

Finding the Fourth Proportional to 48,981.84, 67,532.36 and 31,723.71

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Solution

The fourth proportional to 48,981.84, 67,532.36 and 31,723.71 is: 43,738.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,981.84 : 67,532.36 = 31,723.71 : x
  2. Step 2: Convert to fraction form
    48,981.84/67,532.36 = 31,723.71/x
  3. Step 3: Cross multiply
    48,981.84x = 67,532.36 × 31,723.71
  4. Step 4: Simplify right side
    48,981.84x = 2,142,376,845.64
  5. Step 5: Solve for x
    x = 2,142,376,845.64/48,981.84
  6. Step 6: Final answer
    x = 43,738.19

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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.