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Finding the Fourth Proportional to 71,000.47, 106,444.59 and 35,443.54

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Solution

The fourth proportional to 71,000.47, 106,444.59 and 35,443.54 is: 53,137.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,000.47 : 106,444.59 = 35,443.54 : x
  2. Step 2: Convert to fraction form
    71,000.47/106,444.59 = 35,443.54/x
  3. Step 3: Cross multiply
    71,000.47x = 106,444.59 × 35,443.54
  4. Step 4: Simplify right side
    71,000.47x = 3,772,773,083.45
  5. Step 5: Solve for x
    x = 3,772,773,083.45/71,000.47
  6. Step 6: Final answer
    x = 53,137.30

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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.