Home / 126,349.61-174,363.77-69,760.85

Finding the Fourth Proportional to 126,349.61, 174,363.77 and 69,760.85

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Solution

The fourth proportional to 126,349.61, 174,363.77 and 69,760.85 is: 96,270.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,349.61 : 174,363.77 = 69,760.85 : x
  2. Step 2: Convert to fraction form
    126,349.61/174,363.77 = 69,760.85/x
  3. Step 3: Cross multiply
    126,349.61x = 174,363.77 × 69,760.85
  4. Step 4: Simplify right side
    126,349.61x = 12,163,764,455.60
  5. Step 5: Solve for x
    x = 12,163,764,455.60/126,349.61
  6. Step 6: Final answer
    x = 96,270.69

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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.