Home / 70,514.93-97,319.22-40,293.32

Finding the Fourth Proportional to 70,514.93, 97,319.22 and 40,293.32

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Solution

The fourth proportional to 70,514.93, 97,319.22 and 40,293.32 is: 55,609.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,514.93 : 97,319.22 = 40,293.32 : x
  2. Step 2: Convert to fraction form
    70,514.93/97,319.22 = 40,293.32/x
  3. Step 3: Cross multiply
    70,514.93x = 97,319.22 × 40,293.32
  4. Step 4: Simplify right side
    70,514.93x = 3,921,313,987.01
  5. Step 5: Solve for x
    x = 3,921,313,987.01/70,514.93
  6. Step 6: Final answer
    x = 55,609.70

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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.