Home / 154,695.42-232,043.32-42,376.61

Finding the Fourth Proportional to 154,695.42, 232,043.32 and 42,376.61

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Solution

The fourth proportional to 154,695.42, 232,043.32 and 42,376.61 is: 63,564.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,695.42 : 232,043.32 = 42,376.61 : x
  2. Step 2: Convert to fraction form
    154,695.42/232,043.32 = 42,376.61/x
  3. Step 3: Cross multiply
    154,695.42x = 232,043.32 × 42,376.61
  4. Step 4: Simplify right side
    154,695.42x = 9,833,209,274.75
  5. Step 5: Solve for x
    x = 9,833,209,274.75/154,695.42
  6. Step 6: Final answer
    x = 63,564.97

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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.