Home / 126,169.48-174,113.80-69,580.88

Finding the Fourth Proportional to 126,169.48, 174,113.80 and 69,580.88

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Solution

The fourth proportional to 126,169.48, 174,113.80 and 69,580.88 is: 96,021.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,169.48 : 174,113.80 = 69,580.88 : x
  2. Step 2: Convert to fraction form
    126,169.48/174,113.80 = 69,580.88/x
  3. Step 3: Cross multiply
    126,169.48x = 174,113.80 × 69,580.88
  4. Step 4: Simplify right side
    126,169.48x = 12,114,991,424.14
  5. Step 5: Solve for x
    x = 12,114,991,424.14/126,169.48
  6. Step 6: Final answer
    x = 96,021.57

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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.