Home / 176,365.56-243,387.07-99,882.75

Finding the Fourth Proportional to 176,365.56, 243,387.07 and 99,882.75

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Solution

The fourth proportional to 176,365.56, 243,387.07 and 99,882.75 is: 137,839.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,365.56 : 243,387.07 = 99,882.75 : x
  2. Step 2: Convert to fraction form
    176,365.56/243,387.07 = 99,882.75/x
  3. Step 3: Cross multiply
    176,365.56x = 243,387.07 × 99,882.75
  4. Step 4: Simplify right side
    176,365.56x = 24,310,171,090.88
  5. Step 5: Solve for x
    x = 24,310,171,090.88/176,365.56
  6. Step 6: Final answer
    x = 137,839.67

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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.