Home / 126,316.03-174,315.76-69,727

Finding the Fourth Proportional to 126,316.03, 174,315.76 and 69,727

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Solution

The fourth proportional to 126,316.03, 174,315.76 and 69,727 is: 96,223.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,316.03 : 174,315.76 = 69,727 : x
  2. Step 2: Convert to fraction form
    126,316.03/174,315.76 = 69,727/x
  3. Step 3: Cross multiply
    126,316.03x = 174,315.76 × 69,727
  4. Step 4: Simplify right side
    126,316.03x = 12,154,514,997.52
  5. Step 5: Solve for x
    x = 12,154,514,997.52/126,316.03
  6. Step 6: Final answer
    x = 96,223.06

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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.