Home / 74,210.08-111,279.92-43,054.88

Finding the Fourth Proportional to 74,210.08, 111,279.92 and 43,054.88

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Solution

The fourth proportional to 74,210.08, 111,279.92 and 43,054.88 is: 64,561.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,210.08 : 111,279.92 = 43,054.88 : x
  2. Step 2: Convert to fraction form
    74,210.08/111,279.92 = 43,054.88/x
  3. Step 3: Cross multiply
    74,210.08x = 111,279.92 × 43,054.88
  4. Step 4: Simplify right side
    74,210.08x = 4,791,143,602.01
  5. Step 5: Solve for x
    x = 4,791,143,602.01/74,210.08
  6. Step 6: Final answer
    x = 64,561.90

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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.