Home / 65,250.14-90,043.67-38,024.48

Finding the Fourth Proportional to 65,250.14, 90,043.67 and 38,024.48

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Solution

The fourth proportional to 65,250.14, 90,043.67 and 38,024.48 is: 52,472.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,250.14 : 90,043.67 = 38,024.48 : x
  2. Step 2: Convert to fraction form
    65,250.14/90,043.67 = 38,024.48/x
  3. Step 3: Cross multiply
    65,250.14x = 90,043.67 × 38,024.48
  4. Step 4: Simplify right side
    65,250.14x = 3,423,863,088.70
  5. Step 5: Solve for x
    x = 3,423,863,088.70/65,250.14
  6. Step 6: Final answer
    x = 52,472.89

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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.