Home / 45,149.40-62,358.66-42,525

Finding the Fourth Proportional to 45,149.40, 62,358.66 and 42,525

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Solution

The fourth proportional to 45,149.40, 62,358.66 and 42,525 is: 58,733.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,149.40 : 62,358.66 = 42,525 : x
  2. Step 2: Convert to fraction form
    45,149.40/62,358.66 = 42,525/x
  3. Step 3: Cross multiply
    45,149.40x = 62,358.66 × 42,525
  4. Step 4: Simplify right side
    45,149.40x = 2,651,802,016.50
  5. Step 5: Solve for x
    x = 2,651,802,016.50/45,149.40
  6. Step 6: Final answer
    x = 58,733.94

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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.