Home / 56,497.56-84,757.16-28,423.68

Finding the Fourth Proportional to 56,497.56, 84,757.16 and 28,423.68

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Solution

The fourth proportional to 56,497.56, 84,757.16 and 28,423.68 is: 42,640.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,497.56 : 84,757.16 = 28,423.68 : x
  2. Step 2: Convert to fraction form
    56,497.56/84,757.16 = 28,423.68/x
  3. Step 3: Cross multiply
    56,497.56x = 84,757.16 × 28,423.68
  4. Step 4: Simplify right side
    56,497.56x = 2,409,110,393.55
  5. Step 5: Solve for x
    x = 2,409,110,393.55/56,497.56
  6. Step 6: Final answer
    x = 42,640.96

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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.