Home / 126,019.75-173,907.27-69,432.34

Finding the Fourth Proportional to 126,019.75, 173,907.27 and 69,432.34

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Solution

The fourth proportional to 126,019.75, 173,907.27 and 69,432.34 is: 95,816.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,019.75 : 173,907.27 = 69,432.34 : x
  2. Step 2: Convert to fraction form
    126,019.75/173,907.27 = 69,432.34/x
  3. Step 3: Cross multiply
    126,019.75x = 173,907.27 × 69,432.34
  4. Step 4: Simplify right side
    126,019.75x = 12,074,788,699.11
  5. Step 5: Solve for x
    x = 12,074,788,699.11/126,019.75
  6. Step 6: Final answer
    x = 95,816.64

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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.