Home / 55,818.24-77,010.12-34,589.76

Finding the Fourth Proportional to 55,818.24, 77,010.12 and 34,589.76

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Solution

The fourth proportional to 55,818.24, 77,010.12 and 34,589.76 is: 47,722.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,818.24 : 77,010.12 = 34,589.76 : x
  2. Step 2: Convert to fraction form
    55,818.24/77,010.12 = 34,589.76/x
  3. Step 3: Cross multiply
    55,818.24x = 77,010.12 × 34,589.76
  4. Step 4: Simplify right side
    55,818.24x = 2,663,761,568.37
  5. Step 5: Solve for x
    x = 2,663,761,568.37/55,818.24
  6. Step 6: Final answer
    x = 47,722.06

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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.