Home / 68,837.89-94,994.79-38,622.67

Finding the Fourth Proportional to 68,837.89, 94,994.79 and 38,622.67

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Solution

The fourth proportional to 68,837.89, 94,994.79 and 38,622.67 is: 53,298.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,837.89 : 94,994.79 = 38,622.67 : x
  2. Step 2: Convert to fraction form
    68,837.89/94,994.79 = 38,622.67/x
  3. Step 3: Cross multiply
    68,837.89x = 94,994.79 × 38,622.67
  4. Step 4: Simplify right side
    68,837.89x = 3,668,952,425.89
  5. Step 5: Solve for x
    x = 3,668,952,425.89/68,837.89
  6. Step 6: Final answer
    x = 53,298.44

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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.