Home / 145,348.33-218,022.60-40,167.40

Finding the Fourth Proportional to 145,348.33, 218,022.60 and 40,167.40

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Solution

The fourth proportional to 145,348.33, 218,022.60 and 40,167.40 is: 60,251.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,348.33 : 218,022.60 = 40,167.40 : x
  2. Step 2: Convert to fraction form
    145,348.33/218,022.60 = 40,167.40/x
  3. Step 3: Cross multiply
    145,348.33x = 218,022.60 × 40,167.40
  4. Step 4: Simplify right side
    145,348.33x = 8,757,400,983.24
  5. Step 5: Solve for x
    x = 8,757,400,983.24/145,348.33
  6. Step 6: Final answer
    x = 60,251.13

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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.