Home / 126,487.02-174,545.22-69,894.75

Finding the Fourth Proportional to 126,487.02, 174,545.22 and 69,894.75

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Solution

The fourth proportional to 126,487.02, 174,545.22 and 69,894.75 is: 96,450.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,487.02 : 174,545.22 = 69,894.75 : x
  2. Step 2: Convert to fraction form
    126,487.02/174,545.22 = 69,894.75/x
  3. Step 3: Cross multiply
    126,487.02x = 174,545.22 × 69,894.75
  4. Step 4: Simplify right side
    126,487.02x = 12,199,794,515.60
  5. Step 5: Solve for x
    x = 12,199,794,515.60/126,487.02
  6. Step 6: Final answer
    x = 96,450.96

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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.