Home / 126,886.02-175,095.78-69,514.80

Finding the Fourth Proportional to 126,886.02, 175,095.78 and 69,514.80

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Solution

The fourth proportional to 126,886.02, 175,095.78 and 69,514.80 is: 95,926.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,886.02 : 175,095.78 = 69,514.80 : x
  2. Step 2: Convert to fraction form
    126,886.02/175,095.78 = 69,514.80/x
  3. Step 3: Cross multiply
    126,886.02x = 175,095.78 × 69,514.80
  4. Step 4: Simplify right side
    126,886.02x = 12,171,748,127.54
  5. Step 5: Solve for x
    x = 12,171,748,127.54/126,886.02
  6. Step 6: Final answer
    x = 95,926.63

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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.