Home / 154,904.32-232,334.52-49,709.68

Finding the Fourth Proportional to 154,904.32, 232,334.52 and 49,709.68

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Solution

The fourth proportional to 154,904.32, 232,334.52 and 49,709.68 is: 74,557.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,904.32 : 232,334.52 = 49,709.68 : x
  2. Step 2: Convert to fraction form
    154,904.32/232,334.52 = 49,709.68/x
  3. Step 3: Cross multiply
    154,904.32x = 232,334.52 × 49,709.68
  4. Step 4: Simplify right side
    154,904.32x = 11,549,274,642.15
  5. Step 5: Solve for x
    x = 11,549,274,642.15/154,904.32
  6. Step 6: Final answer
    x = 74,557.47

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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.