Home / 166,074.86-229,081.02-118,343.63

Finding the Fourth Proportional to 166,074.86, 229,081.02 and 118,343.63

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Solution

The fourth proportional to 166,074.86, 229,081.02 and 118,343.63 is: 163,241.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,074.86 : 229,081.02 = 118,343.63 : x
  2. Step 2: Convert to fraction form
    166,074.86/229,081.02 = 118,343.63/x
  3. Step 3: Cross multiply
    166,074.86x = 229,081.02 × 118,343.63
  4. Step 4: Simplify right side
    166,074.86x = 27,110,279,470.90
  5. Step 5: Solve for x
    x = 27,110,279,470.90/166,074.86
  6. Step 6: Final answer
    x = 163,241.32

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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.