Home / 176,144.58-243,281.43-115,984.17

Finding the Fourth Proportional to 176,144.58, 243,281.43 and 115,984.17

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Solution

The fourth proportional to 176,144.58, 243,281.43 and 115,984.17 is: 160,191.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,144.58 : 243,281.43 = 115,984.17 : x
  2. Step 2: Convert to fraction form
    176,144.58/243,281.43 = 115,984.17/x
  3. Step 3: Cross multiply
    176,144.58x = 243,281.43 × 115,984.17
  4. Step 4: Simplify right side
    176,144.58x = 28,216,794,734.96
  5. Step 5: Solve for x
    x = 28,216,794,734.96/176,144.58
  6. Step 6: Final answer
    x = 160,191.10

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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.