Home / 198,310.48-273,775.08-152,888.92

Finding the Fourth Proportional to 198,310.48, 273,775.08 and 152,888.92

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Solution

The fourth proportional to 198,310.48, 273,775.08 and 152,888.92 is: 211,068.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,310.48 : 273,775.08 = 152,888.92 : x
  2. Step 2: Convert to fraction form
    198,310.48/273,775.08 = 152,888.92/x
  3. Step 3: Cross multiply
    198,310.48x = 273,775.08 × 152,888.92
  4. Step 4: Simplify right side
    198,310.48x = 41,857,176,304.11
  5. Step 5: Solve for x
    x = 41,857,176,304.11/198,310.48
  6. Step 6: Final answer
    x = 211,068.91

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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.