Home / 52,425.56-72,348.10-28,552.20

Finding the Fourth Proportional to 52,425.56, 72,348.10 and 28,552.20

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Solution

The fourth proportional to 52,425.56, 72,348.10 and 28,552.20 is: 39,402.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,425.56 : 72,348.10 = 28,552.20 : x
  2. Step 2: Convert to fraction form
    52,425.56/72,348.10 = 28,552.20/x
  3. Step 3: Cross multiply
    52,425.56x = 72,348.10 × 28,552.20
  4. Step 4: Simplify right side
    52,425.56x = 2,065,697,420.82
  5. Step 5: Solve for x
    x = 2,065,697,420.82/52,425.56
  6. Step 6: Final answer
    x = 39,402.49

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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.