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Finding the Fourth Proportional to 60,202.04, 90,358.50 and 30,641

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Solution

The fourth proportional to 60,202.04, 90,358.50 and 30,641 is: 45,989.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,202.04 : 90,358.50 = 30,641 : x
  2. Step 2: Convert to fraction form
    60,202.04/90,358.50 = 30,641/x
  3. Step 3: Cross multiply
    60,202.04x = 90,358.50 × 30,641
  4. Step 4: Simplify right side
    60,202.04x = 2,768,674,798.50
  5. Step 5: Solve for x
    x = 2,768,674,798.50/60,202.04
  6. Step 6: Final answer
    x = 45,989.72

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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.