Home / 56,616.98-78,140.86-32,757.62

Finding the Fourth Proportional to 56,616.98, 78,140.86 and 32,757.62

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Solution

The fourth proportional to 56,616.98, 78,140.86 and 32,757.62 is: 45,210.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,616.98 : 78,140.86 = 32,757.62 : x
  2. Step 2: Convert to fraction form
    56,616.98/78,140.86 = 32,757.62/x
  3. Step 3: Cross multiply
    56,616.98x = 78,140.86 × 32,757.62
  4. Step 4: Simplify right side
    56,616.98x = 2,559,708,598.35
  5. Step 5: Solve for x
    x = 2,559,708,598.35/56,616.98
  6. Step 6: Final answer
    x = 45,210.97

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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.