Home / 40,740.59-61,204.45-28,760.29

Finding the Fourth Proportional to 40,740.59, 61,204.45 and 28,760.29

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Solution

The fourth proportional to 40,740.59, 61,204.45 and 28,760.29 is: 43,206.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,740.59 : 61,204.45 = 28,760.29 : x
  2. Step 2: Convert to fraction form
    40,740.59/61,204.45 = 28,760.29/x
  3. Step 3: Cross multiply
    40,740.59x = 61,204.45 × 28,760.29
  4. Step 4: Simplify right side
    40,740.59x = 1,760,257,587.49
  5. Step 5: Solve for x
    x = 1,760,257,587.49/40,740.59
  6. Step 6: Final answer
    x = 43,206.48

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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.