Home / 40,156.75-60,238.08-10,574.38

Finding the Fourth Proportional to 40,156.75, 60,238.08 and 10,574.38

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Solution

The fourth proportional to 40,156.75, 60,238.08 and 10,574.38 is: 15,862.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,156.75 : 60,238.08 = 10,574.38 : x
  2. Step 2: Convert to fraction form
    40,156.75/60,238.08 = 10,574.38/x
  3. Step 3: Cross multiply
    40,156.75x = 60,238.08 × 10,574.38
  4. Step 4: Simplify right side
    40,156.75x = 636,979,994.33
  5. Step 5: Solve for x
    x = 636,979,994.33/40,156.75
  6. Step 6: Final answer
    x = 15,862.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.