Home / 56,089.70-77,405.24-30,596.49

Finding the Fourth Proportional to 56,089.70, 77,405.24 and 30,596.49

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Solution

The fourth proportional to 56,089.70, 77,405.24 and 30,596.49 is: 42,223.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,089.70 : 77,405.24 = 30,596.49 : x
  2. Step 2: Convert to fraction form
    56,089.70/77,405.24 = 30,596.49/x
  3. Step 3: Cross multiply
    56,089.70x = 77,405.24 × 30,596.49
  4. Step 4: Simplify right side
    56,089.70x = 2,368,328,651.61
  5. Step 5: Solve for x
    x = 2,368,328,651.61/56,089.70
  6. Step 6: Final answer
    x = 42,223.95

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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.