Home / 176,800.50-265,273.11-76,909.14

Finding the Fourth Proportional to 176,800.50, 265,273.11 and 76,909.14

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Solution

The fourth proportional to 176,800.50, 265,273.11 and 76,909.14 is: 115,395.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,800.50 : 265,273.11 = 76,909.14 : x
  2. Step 2: Convert to fraction form
    176,800.50/265,273.11 = 76,909.14/x
  3. Step 3: Cross multiply
    176,800.50x = 265,273.11 × 76,909.14
  4. Step 4: Simplify right side
    176,800.50x = 20,401,926,755.23
  5. Step 5: Solve for x
    x = 20,401,926,755.23/176,800.50
  6. Step 6: Final answer
    x = 115,395.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.