Home / 56,204.24-77,561.86-31,053.74

Finding the Fourth Proportional to 56,204.24, 77,561.86 and 31,053.74

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Solution

The fourth proportional to 56,204.24, 77,561.86 and 31,053.74 is: 42,854.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,204.24 : 77,561.86 = 31,053.74 : x
  2. Step 2: Convert to fraction form
    56,204.24/77,561.86 = 31,053.74/x
  3. Step 3: Cross multiply
    56,204.24x = 77,561.86 × 31,053.74
  4. Step 4: Simplify right side
    56,204.24x = 2,408,585,679.09
  5. Step 5: Solve for x
    x = 2,408,585,679.09/56,204.24
  6. Step 6: Final answer
    x = 42,854.16

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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.