Home / 75,080.65-103,618.38-44,865.33

Finding the Fourth Proportional to 75,080.65, 103,618.38 and 44,865.33

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Solution

The fourth proportional to 75,080.65, 103,618.38 and 44,865.33 is: 61,918.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,080.65 : 103,618.38 = 44,865.33 : x
  2. Step 2: Convert to fraction form
    75,080.65/103,618.38 = 44,865.33/x
  3. Step 3: Cross multiply
    75,080.65x = 103,618.38 × 44,865.33
  4. Step 4: Simplify right side
    75,080.65x = 4,648,872,812.77
  5. Step 5: Solve for x
    x = 4,648,872,812.77/75,080.65
  6. Step 6: Final answer
    x = 61,918.39

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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.