Home / 88,918.20-133,481.48-70,210.85

Finding the Fourth Proportional to 88,918.20, 133,481.48 and 70,210.85

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Solution

The fourth proportional to 88,918.20, 133,481.48 and 70,210.85 is: 105,398.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,918.20 : 133,481.48 = 70,210.85 : x
  2. Step 2: Convert to fraction form
    88,918.20/133,481.48 = 70,210.85/x
  3. Step 3: Cross multiply
    88,918.20x = 133,481.48 × 70,210.85
  4. Step 4: Simplify right side
    88,918.20x = 9,371,847,151.60
  5. Step 5: Solve for x
    x = 9,371,847,151.60/88,918.20
  6. Step 6: Final answer
    x = 105,398.53

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1.5x scale

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.