Home / 187,534.17-281,416.10-75,202.47

Finding the Fourth Proportional to 187,534.17, 281,416.10 and 75,202.47

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Solution

The fourth proportional to 187,534.17, 281,416.10 and 75,202.47 is: 112,849.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,534.17 : 281,416.10 = 75,202.47 : x
  2. Step 2: Convert to fraction form
    187,534.17/281,416.10 = 75,202.47/x
  3. Step 3: Cross multiply
    187,534.17x = 281,416.10 × 75,202.47
  4. Step 4: Simplify right side
    187,534.17x = 21,163,185,441.75
  5. Step 5: Solve for x
    x = 21,163,185,441.75/187,534.17
  6. Step 6: Final answer
    x = 112,849.76

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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.