Home / 158,166.65-238,350.27-143,178.33

Finding the Fourth Proportional to 158,166.65, 238,350.27 and 143,178.33

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Solution

The fourth proportional to 158,166.65, 238,350.27 and 143,178.33 is: 215,763.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,166.65 : 238,350.27 = 143,178.33 : x
  2. Step 2: Convert to fraction form
    158,166.65/238,350.27 = 143,178.33/x
  3. Step 3: Cross multiply
    158,166.65x = 238,350.27 × 143,178.33
  4. Step 4: Simplify right side
    158,166.65x = 34,126,594,641.69
  5. Step 5: Solve for x
    x = 34,126,594,641.69/158,166.65
  6. Step 6: Final answer
    x = 215,763.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.