Home / 68,205.24-94,116.44-37,989.40

Finding the Fourth Proportional to 68,205.24, 94,116.44 and 37,989.40

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Solution

The fourth proportional to 68,205.24, 94,116.44 and 37,989.40 is: 52,421.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,205.24 : 94,116.44 = 37,989.40 : x
  2. Step 2: Convert to fraction form
    68,205.24/94,116.44 = 37,989.40/x
  3. Step 3: Cross multiply
    68,205.24x = 94,116.44 × 37,989.40
  4. Step 4: Simplify right side
    68,205.24x = 3,575,427,085.74
  5. Step 5: Solve for x
    x = 3,575,427,085.74/68,205.24
  6. Step 6: Final answer
    x = 52,421.59

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1.5x scale

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.