Home / 129,767.28-179,326.37-93,587.46

Finding the Fourth Proportional to 129,767.28, 179,326.37 and 93,587.46

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Solution

The fourth proportional to 129,767.28, 179,326.37 and 93,587.46 is: 129,329.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,767.28 : 179,326.37 = 93,587.46 : x
  2. Step 2: Convert to fraction form
    129,767.28/179,326.37 = 93,587.46/x
  3. Step 3: Cross multiply
    129,767.28x = 179,326.37 × 93,587.46
  4. Step 4: Simplify right side
    129,767.28x = 16,782,699,479.32
  5. Step 5: Solve for x
    x = 16,782,699,479.32/129,767.28
  6. Step 6: Final answer
    x = 129,329.21

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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.