Home / 42,318.84-63,479.07-14,233.71

Finding the Fourth Proportional to 42,318.84, 63,479.07 and 14,233.71

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Solution

The fourth proportional to 42,318.84, 63,479.07 and 14,233.71 is: 21,350.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,318.84 : 63,479.07 = 14,233.71 : x
  2. Step 2: Convert to fraction form
    42,318.84/63,479.07 = 14,233.71/x
  3. Step 3: Cross multiply
    42,318.84x = 63,479.07 × 14,233.71
  4. Step 4: Simplify right side
    42,318.84x = 903,542,673.45
  5. Step 5: Solve for x
    x = 903,542,673.45/42,318.84
  6. Step 6: Final answer
    x = 21,350.84

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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.