Home / 111,299.80-153,592.86-60,998.68

Finding the Fourth Proportional to 111,299.80, 153,592.86 and 60,998.68

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Solution

The fourth proportional to 111,299.80, 153,592.86 and 60,998.68 is: 84,177.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,299.80 : 153,592.86 = 60,998.68 : x
  2. Step 2: Convert to fraction form
    111,299.80/153,592.86 = 60,998.68/x
  3. Step 3: Cross multiply
    111,299.80x = 153,592.86 × 60,998.68
  4. Step 4: Simplify right side
    111,299.80x = 9,368,961,717.42
  5. Step 5: Solve for x
    x = 9,368,961,717.42/111,299.80
  6. Step 6: Final answer
    x = 84,177.70

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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.