Home / 88,269.03-121,821.46-52,458.73

Finding the Fourth Proportional to 88,269.03, 121,821.46 and 52,458.73

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Solution

The fourth proportional to 88,269.03, 121,821.46 and 52,458.73 is: 72,399.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,269.03 : 121,821.46 = 52,458.73 : x
  2. Step 2: Convert to fraction form
    88,269.03/121,821.46 = 52,458.73/x
  3. Step 3: Cross multiply
    88,269.03x = 121,821.46 × 52,458.73
  4. Step 4: Simplify right side
    88,269.03x = 6,390,598,642.65
  5. Step 5: Solve for x
    x = 6,390,598,642.65/88,269.03
  6. Step 6: Final answer
    x = 72,399.10

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1.5x scale

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.