Home / 154,559.16-231,543.18-104,553.36

Finding the Fourth Proportional to 154,559.16, 231,543.18 and 104,553.36

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Solution

The fourth proportional to 154,559.16, 231,543.18 and 104,553.36 is: 156,630.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,559.16 : 231,543.18 = 104,553.36 : x
  2. Step 2: Convert to fraction form
    154,559.16/231,543.18 = 104,553.36/x
  3. Step 3: Cross multiply
    154,559.16x = 231,543.18 × 104,553.36
  4. Step 4: Simplify right side
    154,559.16x = 24,208,617,454.08
  5. Step 5: Solve for x
    x = 24,208,617,454.08/154,559.16
  6. Step 6: Final answer
    x = 156,630.10

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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.