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Finding the Fourth Proportional to 103,473.55, 155,228.55 and 36,952.30

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Solution

The fourth proportional to 103,473.55, 155,228.55 and 36,952.30 is: 55,434.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,473.55 : 155,228.55 = 36,952.30 : x
  2. Step 2: Convert to fraction form
    103,473.55/155,228.55 = 36,952.30/x
  3. Step 3: Cross multiply
    103,473.55x = 155,228.55 × 36,952.30
  4. Step 4: Simplify right side
    103,473.55x = 5,736,051,948.17
  5. Step 5: Solve for x
    x = 5,736,051,948.17/103,473.55
  6. Step 6: Final answer
    x = 55,434.96

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1.5x scale

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.