Home / 177,658.03-245,193.09-113,106.65

Finding the Fourth Proportional to 177,658.03, 245,193.09 and 113,106.65

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Solution

The fourth proportional to 177,658.03, 245,193.09 and 113,106.65 is: 156,103.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,658.03 : 245,193.09 = 113,106.65 : x
  2. Step 2: Convert to fraction form
    177,658.03/245,193.09 = 113,106.65/x
  3. Step 3: Cross multiply
    177,658.03x = 245,193.09 × 113,106.65
  4. Step 4: Simplify right side
    177,658.03x = 27,732,969,013.05
  5. Step 5: Solve for x
    x = 27,732,969,013.05/177,658.03
  6. Step 6: Final answer
    x = 156,103.10

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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.