Home / 56,710.91-78,243.44-32,177.68

Finding the Fourth Proportional to 56,710.91, 78,243.44 and 32,177.68

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Solution

The fourth proportional to 56,710.91, 78,243.44 and 32,177.68 is: 44,395.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,710.91 : 78,243.44 = 32,177.68 : x
  2. Step 2: Convert to fraction form
    56,710.91/78,243.44 = 32,177.68/x
  3. Step 3: Cross multiply
    56,710.91x = 78,243.44 × 32,177.68
  4. Step 4: Simplify right side
    56,710.91x = 2,517,692,017.92
  5. Step 5: Solve for x
    x = 2,517,692,017.92/56,710.91
  6. Step 6: Final answer
    x = 44,395.20

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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.