Home / 69,384.05-95,750.29-39,169.74

Finding the Fourth Proportional to 69,384.05, 95,750.29 and 39,169.74

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Solution

The fourth proportional to 69,384.05, 95,750.29 and 39,169.74 is: 54,054.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,384.05 : 95,750.29 = 39,169.74 : x
  2. Step 2: Convert to fraction form
    69,384.05/95,750.29 = 39,169.74/x
  3. Step 3: Cross multiply
    69,384.05x = 95,750.29 × 39,169.74
  4. Step 4: Simplify right side
    69,384.05x = 3,750,513,964.22
  5. Step 5: Solve for x
    x = 3,750,513,964.22/69,384.05
  6. Step 6: Final answer
    x = 54,054.41

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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.