Home / 261,841.68-361,340.60-147,123.34

Finding the Fourth Proportional to 261,841.68, 361,340.60 and 147,123.34

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Solution

The fourth proportional to 261,841.68, 361,340.60 and 147,123.34 is: 203,029.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,841.68 : 361,340.60 = 147,123.34 : x
  2. Step 2: Convert to fraction form
    261,841.68/361,340.60 = 147,123.34/x
  3. Step 3: Cross multiply
    261,841.68x = 361,340.60 × 147,123.34
  4. Step 4: Simplify right side
    261,841.68x = 53,161,634,310.64
  5. Step 5: Solve for x
    x = 53,161,634,310.64/261,841.68
  6. Step 6: Final answer
    x = 203,029.69

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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.