Home / 187,816.16-281,599.67-61,412.10

Finding the Fourth Proportional to 187,816.16, 281,599.67 and 61,412.10

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Solution

The fourth proportional to 187,816.16, 281,599.67 and 61,412.10 is: 92,077.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,816.16 : 281,599.67 = 61,412.10 : x
  2. Step 2: Convert to fraction form
    187,816.16/281,599.67 = 61,412.10/x
  3. Step 3: Cross multiply
    187,816.16x = 281,599.67 × 61,412.10
  4. Step 4: Simplify right side
    187,816.16x = 17,293,626,786.95
  5. Step 5: Solve for x
    x = 17,293,626,786.95/187,816.16
  6. Step 6: Final answer
    x = 92,077.42

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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.