Home / 126,250.68-174,217.32-69,663

Finding the Fourth Proportional to 126,250.68, 174,217.32 and 69,663

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Solution

The fourth proportional to 126,250.68, 174,217.32 and 69,663 is: 96,130.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,250.68 : 174,217.32 = 69,663 : x
  2. Step 2: Convert to fraction form
    126,250.68/174,217.32 = 69,663/x
  3. Step 3: Cross multiply
    126,250.68x = 174,217.32 × 69,663
  4. Step 4: Simplify right side
    126,250.68x = 12,136,501,163.16
  5. Step 5: Solve for x
    x = 12,136,501,163.16/126,250.68
  6. Step 6: Final answer
    x = 96,130.18

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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.