Home / 187,213.50-281,069.36-98,529.28

Finding the Fourth Proportional to 187,213.50, 281,069.36 and 98,529.28

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Solution

The fourth proportional to 187,213.50, 281,069.36 and 98,529.28 is: 147,925.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,213.50 : 281,069.36 = 98,529.28 : x
  2. Step 2: Convert to fraction form
    187,213.50/281,069.36 = 98,529.28/x
  3. Step 3: Cross multiply
    187,213.50x = 281,069.36 × 98,529.28
  4. Step 4: Simplify right side
    187,213.50x = 27,693,561,670.86
  5. Step 5: Solve for x
    x = 27,693,561,670.86/187,213.50
  6. Step 6: Final answer
    x = 147,925.03

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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.