Home / 154,557.60-231,852.13-53,342.48

Finding the Fourth Proportional to 154,557.60, 231,852.13 and 53,342.48

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Solution

The fourth proportional to 154,557.60, 231,852.13 and 53,342.48 is: 80,019.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,557.60 : 231,852.13 = 53,342.48 : x
  2. Step 2: Convert to fraction form
    154,557.60/231,852.13 = 53,342.48/x
  3. Step 3: Cross multiply
    154,557.60x = 231,852.13 × 53,342.48
  4. Step 4: Simplify right side
    154,557.60x = 12,367,566,181.51
  5. Step 5: Solve for x
    x = 12,367,566,181.51/154,557.60
  6. Step 6: Final answer
    x = 80,019.14

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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.