Home / 174,630.25-240,990.06-99,178.75

Finding the Fourth Proportional to 174,630.25, 240,990.06 and 99,178.75

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Solution

The fourth proportional to 174,630.25, 240,990.06 and 99,178.75 is: 136,866.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,630.25 : 240,990.06 = 99,178.75 : x
  2. Step 2: Convert to fraction form
    174,630.25/240,990.06 = 99,178.75/x
  3. Step 3: Cross multiply
    174,630.25x = 240,990.06 × 99,178.75
  4. Step 4: Simplify right side
    174,630.25x = 23,901,092,913.23
  5. Step 5: Solve for x
    x = 23,901,092,913.23/174,630.25
  6. Step 6: Final answer
    x = 136,866.85

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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.