Home / 56,015.18-77,304.76-34,220.78

Finding the Fourth Proportional to 56,015.18, 77,304.76 and 34,220.78

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Solution

The fourth proportional to 56,015.18, 77,304.76 and 34,220.78 is: 47,227.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,015.18 : 77,304.76 = 34,220.78 : x
  2. Step 2: Convert to fraction form
    56,015.18/77,304.76 = 34,220.78/x
  3. Step 3: Cross multiply
    56,015.18x = 77,304.76 × 34,220.78
  4. Step 4: Simplify right side
    56,015.18x = 2,645,429,195.22
  5. Step 5: Solve for x
    x = 2,645,429,195.22/56,015.18
  6. Step 6: Final answer
    x = 47,227.01

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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.