Home / 179,902.92-248,259.60-99,328.80

Finding the Fourth Proportional to 179,902.92, 248,259.60 and 99,328.80

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Solution

The fourth proportional to 179,902.92, 248,259.60 and 99,328.80 is: 137,070.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,902.92 : 248,259.60 = 99,328.80 : x
  2. Step 2: Convert to fraction form
    179,902.92/248,259.60 = 99,328.80/x
  3. Step 3: Cross multiply
    179,902.92x = 248,259.60 × 99,328.80
  4. Step 4: Simplify right side
    179,902.92x = 24,659,328,156.48
  5. Step 5: Solve for x
    x = 24,659,328,156.48/179,902.92
  6. Step 6: Final answer
    x = 137,070.19

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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.