Home / 161,868.29-242,793.54-49,548.40

Finding the Fourth Proportional to 161,868.29, 242,793.54 and 49,548.40

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Solution

The fourth proportional to 161,868.29, 242,793.54 and 49,548.40 is: 74,319.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,868.29 : 242,793.54 = 49,548.40 : x
  2. Step 2: Convert to fraction form
    161,868.29/242,793.54 = 49,548.40/x
  3. Step 3: Cross multiply
    161,868.29x = 242,793.54 × 49,548.40
  4. Step 4: Simplify right side
    161,868.29x = 12,030,030,830.35
  5. Step 5: Solve for x
    x = 12,030,030,830.35/161,868.29
  6. Step 6: Final answer
    x = 74,319.88

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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.