Home / 154,458.48-231,706.80-54,598.08

Finding the Fourth Proportional to 154,458.48, 231,706.80 and 54,598.08

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Solution

The fourth proportional to 154,458.48, 231,706.80 and 54,598.08 is: 81,903.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,458.48 : 231,706.80 = 54,598.08 : x
  2. Step 2: Convert to fraction form
    154,458.48/231,706.80 = 54,598.08/x
  3. Step 3: Cross multiply
    154,458.48x = 231,706.80 × 54,598.08
  4. Step 4: Simplify right side
    154,458.48x = 12,650,746,402.94
  5. Step 5: Solve for x
    x = 12,650,746,402.94/154,458.48
  6. Step 6: Final answer
    x = 81,903.86

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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.