Home / 70,837.01-97,733.12-40,205.11

Finding the Fourth Proportional to 70,837.01, 97,733.12 and 40,205.11

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Solution

The fourth proportional to 70,837.01, 97,733.12 and 40,205.11 is: 55,470.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,837.01 : 97,733.12 = 40,205.11 : x
  2. Step 2: Convert to fraction form
    70,837.01/97,733.12 = 40,205.11/x
  3. Step 3: Cross multiply
    70,837.01x = 97,733.12 × 40,205.11
  4. Step 4: Simplify right side
    70,837.01x = 3,929,370,578.13
  5. Step 5: Solve for x
    x = 3,929,370,578.13/70,837.01
  6. Step 6: Final answer
    x = 55,470.58

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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.