Home / 187,987.36-281,981.04-94,427.52

Finding the Fourth Proportional to 187,987.36, 281,981.04 and 94,427.52

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Solution

The fourth proportional to 187,987.36, 281,981.04 and 94,427.52 is: 141,641.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,987.36 : 281,981.04 = 94,427.52 : x
  2. Step 2: Convert to fraction form
    187,987.36/281,981.04 = 94,427.52/x
  3. Step 3: Cross multiply
    187,987.36x = 281,981.04 × 94,427.52
  4. Step 4: Simplify right side
    187,987.36x = 26,626,770,294.22
  5. Step 5: Solve for x
    x = 26,626,770,294.22/187,987.36
  6. Step 6: Final answer
    x = 141,641.28

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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.