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Finding the Fourth Proportional to 126,097.65, 174,014.55 and 69,509.07

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Solution

The fourth proportional to 126,097.65, 174,014.55 and 69,509.07 is: 95,922.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,097.65 : 174,014.55 = 69,509.07 : x
  2. Step 2: Convert to fraction form
    126,097.65/174,014.55 = 69,509.07/x
  3. Step 3: Cross multiply
    126,097.65x = 174,014.55 × 69,509.07
  4. Step 4: Simplify right side
    126,097.65x = 12,095,589,536.97
  5. Step 5: Solve for x
    x = 12,095,589,536.97/126,097.65
  6. Step 6: Final answer
    x = 95,922.40

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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.