Home / 52,359.17-72,255.32-28,485.95

Finding the Fourth Proportional to 52,359.17, 72,255.32 and 28,485.95

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Solution

The fourth proportional to 52,359.17, 72,255.32 and 28,485.95 is: 39,310.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,359.17 : 72,255.32 = 28,485.95 : x
  2. Step 2: Convert to fraction form
    52,359.17/72,255.32 = 28,485.95/x
  3. Step 3: Cross multiply
    52,359.17x = 72,255.32 × 28,485.95
  4. Step 4: Simplify right side
    52,359.17x = 2,058,261,035.87
  5. Step 5: Solve for x
    x = 2,058,261,035.87/52,359.17
  6. Step 6: Final answer
    x = 39,310.43

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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.