Home / 49,248.12-74,204.61-40,675.08

Finding the Fourth Proportional to 49,248.12, 74,204.61 and 40,675.08

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Solution

The fourth proportional to 49,248.12, 74,204.61 and 40,675.08 is: 61,287.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,248.12 : 74,204.61 = 40,675.08 : x
  2. Step 2: Convert to fraction form
    49,248.12/74,204.61 = 40,675.08/x
  3. Step 3: Cross multiply
    49,248.12x = 74,204.61 × 40,675.08
  4. Step 4: Simplify right side
    49,248.12x = 3,018,278,448.12
  5. Step 5: Solve for x
    x = 3,018,278,448.12/49,248.12
  6. Step 6: Final answer
    x = 61,287.18

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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.