Home / 154,967.20-232,450.65-42,648.06

Finding the Fourth Proportional to 154,967.20, 232,450.65 and 42,648.06

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Solution

The fourth proportional to 154,967.20, 232,450.65 and 42,648.06 is: 63,972.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,967.20 : 232,450.65 = 42,648.06 : x
  2. Step 2: Convert to fraction form
    154,967.20/232,450.65 = 42,648.06/x
  3. Step 3: Cross multiply
    154,967.20x = 232,450.65 × 42,648.06
  4. Step 4: Simplify right side
    154,967.20x = 9,913,569,268.24
  5. Step 5: Solve for x
    x = 9,913,569,268.24/154,967.20
  6. Step 6: Final answer
    x = 63,972.05

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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.