Home / 56,212.18-77,570.76-32,342.56

Finding the Fourth Proportional to 56,212.18, 77,570.76 and 32,342.56

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Solution

The fourth proportional to 56,212.18, 77,570.76 and 32,342.56 is: 44,631.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,212.18 : 77,570.76 = 32,342.56 : x
  2. Step 2: Convert to fraction form
    56,212.18/77,570.76 = 32,342.56/x
  3. Step 3: Cross multiply
    56,212.18x = 77,570.76 × 32,342.56
  4. Step 4: Simplify right side
    56,212.18x = 2,508,836,959.55
  5. Step 5: Solve for x
    x = 2,508,836,959.55/56,212.18
  6. Step 6: Final answer
    x = 44,631.55

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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.