Home / 161,645.85-242,468.80-49,326.66

Finding the Fourth Proportional to 161,645.85, 242,468.80 and 49,326.66

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Solution

The fourth proportional to 161,645.85, 242,468.80 and 49,326.66 is: 73,990.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,645.85 : 242,468.80 = 49,326.66 : x
  2. Step 2: Convert to fraction form
    161,645.85/242,468.80 = 49,326.66/x
  3. Step 3: Cross multiply
    161,645.85x = 242,468.80 × 49,326.66
  4. Step 4: Simplify right side
    161,645.85x = 11,960,176,058.21
  5. Step 5: Solve for x
    x = 11,960,176,058.21/161,645.85
  6. Step 6: Final answer
    x = 73,990.00

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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.