Home / 176,150.58-243,289.72-115,990.18

Finding the Fourth Proportional to 176,150.58, 243,289.72 and 115,990.18

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Solution

The fourth proportional to 176,150.58, 243,289.72 and 115,990.18 is: 160,199.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,150.58 : 243,289.72 = 115,990.18 : x
  2. Step 2: Convert to fraction form
    176,150.58/243,289.72 = 115,990.18/x
  3. Step 3: Cross multiply
    176,150.58x = 243,289.72 × 115,990.18
  4. Step 4: Simplify right side
    176,150.58x = 28,219,218,414.95
  5. Step 5: Solve for x
    x = 28,219,218,414.95/176,150.58
  6. Step 6: Final answer
    x = 160,199.41

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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.