Home / 68,570.63-94,623.01-38,350.72

Finding the Fourth Proportional to 68,570.63, 94,623.01 and 38,350.72

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Solution

The fourth proportional to 68,570.63, 94,623.01 and 38,350.72 is: 52,921.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,570.63 : 94,623.01 = 38,350.72 : x
  2. Step 2: Convert to fraction form
    68,570.63/94,623.01 = 38,350.72/x
  3. Step 3: Cross multiply
    68,570.63x = 94,623.01 × 38,350.72
  4. Step 4: Simplify right side
    68,570.63x = 3,628,860,160.08
  5. Step 5: Solve for x
    x = 3,628,860,160.08/68,570.63
  6. Step 6: Final answer
    x = 52,921.50

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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.