Home / 165,740.40-248,610.60-60,545.70

Finding the Fourth Proportional to 165,740.40, 248,610.60 and 60,545.70

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Solution

The fourth proportional to 165,740.40, 248,610.60 and 60,545.70 is: 90,818.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,740.40 : 248,610.60 = 60,545.70 : x
  2. Step 2: Convert to fraction form
    165,740.40/248,610.60 = 60,545.70/x
  3. Step 3: Cross multiply
    165,740.40x = 248,610.60 × 60,545.70
  4. Step 4: Simplify right side
    165,740.40x = 15,052,302,804.42
  5. Step 5: Solve for x
    x = 15,052,302,804.42/165,740.40
  6. Step 6: Final answer
    x = 90,818.55

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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.