Home / 68,570.96-94,632.76-38,359.12

Finding the Fourth Proportional to 68,570.96, 94,632.76 and 38,359.12

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Solution

The fourth proportional to 68,570.96, 94,632.76 and 38,359.12 is: 52,938.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,570.96 : 94,632.76 = 38,359.12 : x
  2. Step 2: Convert to fraction form
    68,570.96/94,632.76 = 38,359.12/x
  3. Step 3: Cross multiply
    68,570.96x = 94,632.76 × 38,359.12
  4. Step 4: Simplify right side
    68,570.96x = 3,630,029,396.77
  5. Step 5: Solve for x
    x = 3,630,029,396.77/68,570.96
  6. Step 6: Final answer
    x = 52,938.29

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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.