Home / 68,586.69-94,645.80-38,366.18

Finding the Fourth Proportional to 68,586.69, 94,645.80 and 38,366.18

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Solution

The fourth proportional to 68,586.69, 94,645.80 and 38,366.18 is: 52,943.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,586.69 : 94,645.80 = 38,366.18 : x
  2. Step 2: Convert to fraction form
    68,586.69/94,645.80 = 38,366.18/x
  3. Step 3: Cross multiply
    68,586.69x = 94,645.80 × 38,366.18
  4. Step 4: Simplify right side
    68,586.69x = 3,631,197,325.82
  5. Step 5: Solve for x
    x = 3,631,197,325.82/68,586.69
  6. Step 6: Final answer
    x = 52,943.18

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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.