Home / 187,462.08-281,232-98,666.64

Finding the Fourth Proportional to 187,462.08, 281,232 and 98,666.64

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Solution

The fourth proportional to 187,462.08, 281,232 and 98,666.64 is: 148,020.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,462.08 : 281,232 = 98,666.64 : x
  2. Step 2: Convert to fraction form
    187,462.08/281,232 = 98,666.64/x
  3. Step 3: Cross multiply
    187,462.08x = 281,232 × 98,666.64
  4. Step 4: Simplify right side
    187,462.08x = 27,748,216,500.48
  5. Step 5: Solve for x
    x = 27,748,216,500.48/187,462.08
  6. Step 6: Final answer
    x = 148,020.42

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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.