Home / 126,121.73-174,046.84-69,533.11

Finding the Fourth Proportional to 126,121.73, 174,046.84 and 69,533.11

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Solution

The fourth proportional to 126,121.73, 174,046.84 and 69,533.11 is: 95,955.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,121.73 : 174,046.84 = 69,533.11 : x
  2. Step 2: Convert to fraction form
    126,121.73/174,046.84 = 69,533.11/x
  3. Step 3: Cross multiply
    126,121.73x = 174,046.84 × 69,533.11
  4. Step 4: Simplify right side
    126,121.73x = 12,102,017,461.92
  5. Step 5: Solve for x
    x = 12,102,017,461.92/126,121.73
  6. Step 6: Final answer
    x = 95,955.05

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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.