Home / 176,660.13-243,710.55-104,999.43

Finding the Fourth Proportional to 176,660.13, 243,710.55 and 104,999.43

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Solution

The fourth proportional to 176,660.13, 243,710.55 and 104,999.43 is: 144,851.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,660.13 : 243,710.55 = 104,999.43 : x
  2. Step 2: Convert to fraction form
    176,660.13/243,710.55 = 104,999.43/x
  3. Step 3: Cross multiply
    176,660.13x = 243,710.55 × 104,999.43
  4. Step 4: Simplify right side
    176,660.13x = 25,589,468,834.99
  5. Step 5: Solve for x
    x = 25,589,468,834.99/176,660.13
  6. Step 6: Final answer
    x = 144,851.41

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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.