Home / 126,073.12-173,980.38-69,484.36

Finding the Fourth Proportional to 126,073.12, 173,980.38 and 69,484.36

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Solution

The fourth proportional to 126,073.12, 173,980.38 and 69,484.36 is: 95,888.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,073.12 : 173,980.38 = 69,484.36 : x
  2. Step 2: Convert to fraction form
    126,073.12/173,980.38 = 69,484.36/x
  3. Step 3: Cross multiply
    126,073.12x = 173,980.38 × 69,484.36
  4. Step 4: Simplify right side
    126,073.12x = 12,088,915,356.86
  5. Step 5: Solve for x
    x = 12,088,915,356.86/126,073.12
  6. Step 6: Final answer
    x = 95,888.13

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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.