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Finding the Fourth Proportional to 52,486.53, 72,433.35 and 29,829.35

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Solution

The fourth proportional to 52,486.53, 72,433.35 and 29,829.35 is: 41,165.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,486.53 : 72,433.35 = 29,829.35 : x
  2. Step 2: Convert to fraction form
    52,486.53/72,433.35 = 29,829.35/x
  3. Step 3: Cross multiply
    52,486.53x = 72,433.35 × 29,829.35
  4. Step 4: Simplify right side
    52,486.53x = 2,160,639,386.66
  5. Step 5: Solve for x
    x = 2,160,639,386.66/52,486.53
  6. Step 6: Final answer
    x = 41,165.60

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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.