Home / 70,708.06-97,575.07-40,083.99

Finding the Fourth Proportional to 70,708.06, 97,575.07 and 40,083.99

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Solution

The fourth proportional to 70,708.06, 97,575.07 and 40,083.99 is: 55,314.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,708.06 : 97,575.07 = 40,083.99 : x
  2. Step 2: Convert to fraction form
    70,708.06/97,575.07 = 40,083.99/x
  3. Step 3: Cross multiply
    70,708.06x = 97,575.07 × 40,083.99
  4. Step 4: Simplify right side
    70,708.06x = 3,911,198,130.13
  5. Step 5: Solve for x
    x = 3,911,198,130.13/70,708.06
  6. Step 6: Final answer
    x = 55,314.74

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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.