Home / 38,686.55-53,410.73-25,280.24

Finding the Fourth Proportional to 38,686.55, 53,410.73 and 25,280.24

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Solution

The fourth proportional to 38,686.55, 53,410.73 and 25,280.24 is: 34,901.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,686.55 : 53,410.73 = 25,280.24 : x
  2. Step 2: Convert to fraction form
    38,686.55/53,410.73 = 25,280.24/x
  3. Step 3: Cross multiply
    38,686.55x = 53,410.73 × 25,280.24
  4. Step 4: Simplify right side
    38,686.55x = 1,350,236,072.98
  5. Step 5: Solve for x
    x = 1,350,236,072.98/38,686.55
  6. Step 6: Final answer
    x = 34,901.95

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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.