Home / 68,424.26-94,424.58-38,210.11

Finding the Fourth Proportional to 68,424.26, 94,424.58 and 38,210.11

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Solution

The fourth proportional to 68,424.26, 94,424.58 and 38,210.11 is: 52,729.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,424.26 : 94,424.58 = 38,210.11 : x
  2. Step 2: Convert to fraction form
    68,424.26/94,424.58 = 38,210.11/x
  3. Step 3: Cross multiply
    68,424.26x = 94,424.58 × 38,210.11
  4. Step 4: Simplify right side
    68,424.26x = 3,607,973,352.44
  5. Step 5: Solve for x
    x = 3,607,973,352.44/68,424.26
  6. Step 6: Final answer
    x = 52,729.45

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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.