Home / 154,557.10-231,851.38-53,341.98

Finding the Fourth Proportional to 154,557.10, 231,851.38 and 53,341.98

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Solution

The fourth proportional to 154,557.10, 231,851.38 and 53,341.98 is: 80,018.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,557.10 : 231,851.38 = 53,341.98 : x
  2. Step 2: Convert to fraction form
    154,557.10/231,851.38 = 53,341.98/x
  3. Step 3: Cross multiply
    154,557.10x = 231,851.38 × 53,341.98
  4. Step 4: Simplify right side
    154,557.10x = 12,367,410,248.97
  5. Step 5: Solve for x
    x = 12,367,410,248.97/154,557.10
  6. Step 6: Final answer
    x = 80,018.39

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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.