Home / 74,054.20-111,081.30-32,501.20

Finding the Fourth Proportional to 74,054.20, 111,081.30 and 32,501.20

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Solution

The fourth proportional to 74,054.20, 111,081.30 and 32,501.20 is: 48,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,054.20 : 111,081.30 = 32,501.20 : x
  2. Step 2: Convert to fraction form
    74,054.20/111,081.30 = 32,501.20/x
  3. Step 3: Cross multiply
    74,054.20x = 111,081.30 × 32,501.20
  4. Step 4: Simplify right side
    74,054.20x = 3,610,275,547.56
  5. Step 5: Solve for x
    x = 3,610,275,547.56/74,054.20
  6. Step 6: Final answer
    x = 48,751.80

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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.