Home / 75,013.71-103,529.79-43,182.33

Finding the Fourth Proportional to 75,013.71, 103,529.79 and 43,182.33

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Solution

The fourth proportional to 75,013.71, 103,529.79 and 43,182.33 is: 59,597.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,013.71 : 103,529.79 = 43,182.33 : x
  2. Step 2: Convert to fraction form
    75,013.71/103,529.79 = 43,182.33/x
  3. Step 3: Cross multiply
    75,013.71x = 103,529.79 × 43,182.33
  4. Step 4: Simplify right side
    75,013.71x = 4,470,657,556.61
  5. Step 5: Solve for x
    x = 4,470,657,556.61/75,013.71
  6. Step 6: Final answer
    x = 59,597.87

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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.