Home / 39,175.52-58,770.56-12,898.71

Finding the Fourth Proportional to 39,175.52, 58,770.56 and 12,898.71

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Solution

The fourth proportional to 39,175.52, 58,770.56 and 12,898.71 is: 19,350.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,175.52 : 58,770.56 = 12,898.71 : x
  2. Step 2: Convert to fraction form
    39,175.52/58,770.56 = 12,898.71/x
  3. Step 3: Cross multiply
    39,175.52x = 58,770.56 × 12,898.71
  4. Step 4: Simplify right side
    39,175.52x = 758,064,345.48
  5. Step 5: Solve for x
    x = 758,064,345.48/39,175.52
  6. Step 6: Final answer
    x = 19,350.46

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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.