Home / 52,730.95-72,757.46-31,227.45

Finding the Fourth Proportional to 52,730.95, 72,757.46 and 31,227.45

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Solution

The fourth proportional to 52,730.95, 72,757.46 and 31,227.45 is: 43,087.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,730.95 : 72,757.46 = 31,227.45 : x
  2. Step 2: Convert to fraction form
    52,730.95/72,757.46 = 31,227.45/x
  3. Step 3: Cross multiply
    52,730.95x = 72,757.46 × 31,227.45
  4. Step 4: Simplify right side
    52,730.95x = 2,272,029,944.28
  5. Step 5: Solve for x
    x = 2,272,029,944.28/52,730.95
  6. Step 6: Final answer
    x = 43,087.22

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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.