Home / 118,023.05-177,086.90-61,849.81

Finding the Fourth Proportional to 118,023.05, 177,086.90 and 61,849.81

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Solution

The fourth proportional to 118,023.05, 177,086.90 and 61,849.81 is: 92,802.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,023.05 : 177,086.90 = 61,849.81 : x
  2. Step 2: Convert to fraction form
    118,023.05/177,086.90 = 61,849.81/x
  3. Step 3: Cross multiply
    118,023.05x = 177,086.90 × 61,849.81
  4. Step 4: Simplify right side
    118,023.05x = 10,952,791,118.49
  5. Step 5: Solve for x
    x = 10,952,791,118.49/118,023.05
  6. Step 6: Final answer
    x = 92,802.14

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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.