Home / 70,587.01-97,417.83-40,375.16

Finding the Fourth Proportional to 70,587.01, 97,417.83 and 40,375.16

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Solution

The fourth proportional to 70,587.01, 97,417.83 and 40,375.16 is: 55,722.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,587.01 : 97,417.83 = 40,375.16 : x
  2. Step 2: Convert to fraction form
    70,587.01/97,417.83 = 40,375.16/x
  3. Step 3: Cross multiply
    70,587.01x = 97,417.83 × 40,375.16
  4. Step 4: Simplify right side
    70,587.01x = 3,933,260,473.10
  5. Step 5: Solve for x
    x = 3,933,260,473.10/70,587.01
  6. Step 6: Final answer
    x = 55,722.16

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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.