Home / 40,686.86-60,725.26-38,029.64

Finding the Fourth Proportional to 40,686.86, 60,725.26 and 38,029.64

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Solution

The fourth proportional to 40,686.86, 60,725.26 and 38,029.64 is: 56,759.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,686.86 : 60,725.26 = 38,029.64 : x
  2. Step 2: Convert to fraction form
    40,686.86/60,725.26 = 38,029.64/x
  3. Step 3: Cross multiply
    40,686.86x = 60,725.26 × 38,029.64
  4. Step 4: Simplify right side
    40,686.86x = 2,309,359,776.71
  5. Step 5: Solve for x
    x = 2,309,359,776.71/40,686.86
  6. Step 6: Final answer
    x = 56,759.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.