Home / 177,142.37-244,438.74-99,609.80

Finding the Fourth Proportional to 177,142.37, 244,438.74 and 99,609.80

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Solution

The fourth proportional to 177,142.37, 244,438.74 and 99,609.80 is: 137,451.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,142.37 : 244,438.74 = 99,609.80 : x
  2. Step 2: Convert to fraction form
    177,142.37/244,438.74 = 99,609.80/x
  3. Step 3: Cross multiply
    177,142.37x = 244,438.74 × 99,609.80
  4. Step 4: Simplify right side
    177,142.37x = 24,348,492,781.46
  5. Step 5: Solve for x
    x = 24,348,492,781.46/177,142.37
  6. Step 6: Final answer
    x = 137,451.55

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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.