Home / 233,836.52-322,479.20-153,234.77

Finding the Fourth Proportional to 233,836.52, 322,479.20 and 153,234.77

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Solution

The fourth proportional to 233,836.52, 322,479.20 and 153,234.77 is: 211,322.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,836.52 : 322,479.20 = 153,234.77 : x
  2. Step 2: Convert to fraction form
    233,836.52/322,479.20 = 153,234.77/x
  3. Step 3: Cross multiply
    233,836.52x = 322,479.20 × 153,234.77
  4. Step 4: Simplify right side
    233,836.52x = 49,415,026,041.78
  5. Step 5: Solve for x
    x = 49,415,026,041.78/233,836.52
  6. Step 6: Final answer
    x = 211,322.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.