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Finding the Fourth Proportional to 62,301.78, 85,973.47 and 35,441.78

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Solution

The fourth proportional to 62,301.78, 85,973.47 and 35,441.78 is: 48,907.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,301.78 : 85,973.47 = 35,441.78 : x
  2. Step 2: Convert to fraction form
    62,301.78/85,973.47 = 35,441.78/x
  3. Step 3: Cross multiply
    62,301.78x = 85,973.47 × 35,441.78
  4. Step 4: Simplify right side
    62,301.78x = 3,047,052,291.10
  5. Step 5: Solve for x
    x = 3,047,052,291.10/62,301.78
  6. Step 6: Final answer
    x = 48,907.95

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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.