Home / 174,121.81-240,339.42-113,701.88

Finding the Fourth Proportional to 174,121.81, 240,339.42 and 113,701.88

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Solution

The fourth proportional to 174,121.81, 240,339.42 and 113,701.88 is: 156,942.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,121.81 : 240,339.42 = 113,701.88 : x
  2. Step 2: Convert to fraction form
    174,121.81/240,339.42 = 113,701.88/x
  3. Step 3: Cross multiply
    174,121.81x = 240,339.42 × 113,701.88
  4. Step 4: Simplify right side
    174,121.81x = 27,327,044,492.96
  5. Step 5: Solve for x
    x = 27,327,044,492.96/174,121.81
  6. Step 6: Final answer
    x = 156,942.11

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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.