Home / 56,296.25-77,658.11-36,156.20

Finding the Fourth Proportional to 56,296.25, 77,658.11 and 36,156.20

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Solution

The fourth proportional to 56,296.25, 77,658.11 and 36,156.20 is: 49,875.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,296.25 : 77,658.11 = 36,156.20 : x
  2. Step 2: Convert to fraction form
    56,296.25/77,658.11 = 36,156.20/x
  3. Step 3: Cross multiply
    56,296.25x = 77,658.11 × 36,156.20
  4. Step 4: Simplify right side
    56,296.25x = 2,807,821,976.00
  5. Step 5: Solve for x
    x = 2,807,821,976.00/56,296.25
  6. Step 6: Final answer
    x = 49,875.83

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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.