Home / 49,590.06-74,291.30-38,442.12

Finding the Fourth Proportional to 49,590.06, 74,291.30 and 38,442.12

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Solution

The fourth proportional to 49,590.06, 74,291.30 and 38,442.12 is: 57,590.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,590.06 : 74,291.30 = 38,442.12 : x
  2. Step 2: Convert to fraction form
    49,590.06/74,291.30 = 38,442.12/x
  3. Step 3: Cross multiply
    49,590.06x = 74,291.30 × 38,442.12
  4. Step 4: Simplify right side
    49,590.06x = 2,855,914,877.35
  5. Step 5: Solve for x
    x = 2,855,914,877.35/49,590.06
  6. Step 6: Final answer
    x = 57,590.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.