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Finding the Fourth Proportional to 62,871.42, 94,248.54 and 43,159.26

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Solution

The fourth proportional to 62,871.42, 94,248.54 and 43,159.26 is: 64,698.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,871.42 : 94,248.54 = 43,159.26 : x
  2. Step 2: Convert to fraction form
    62,871.42/94,248.54 = 43,159.26/x
  3. Step 3: Cross multiply
    62,871.42x = 94,248.54 × 43,159.26
  4. Step 4: Simplify right side
    62,871.42x = 4,067,697,242.48
  5. Step 5: Solve for x
    x = 4,067,697,242.48/62,871.42
  6. Step 6: Final answer
    x = 64,698.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.