Home / 154,368.24-231,663.15-65,684.04

Finding the Fourth Proportional to 154,368.24, 231,663.15 and 65,684.04

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Solution

The fourth proportional to 154,368.24, 231,663.15 and 65,684.04 is: 98,573.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,368.24 : 231,663.15 = 65,684.04 : x
  2. Step 2: Convert to fraction form
    154,368.24/231,663.15 = 65,684.04/x
  3. Step 3: Cross multiply
    154,368.24x = 231,663.15 × 65,684.04
  4. Step 4: Simplify right side
    154,368.24x = 15,216,571,611.13
  5. Step 5: Solve for x
    x = 15,216,571,611.13/154,368.24
  6. Step 6: Final answer
    x = 98,573.20

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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.