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Finding the Fourth Proportional to 73,899.30, 110,865.15 and 23,970.90

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Solution

The fourth proportional to 73,899.30, 110,865.15 and 23,970.90 is: 35,961.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,899.30 : 110,865.15 = 23,970.90 : x
  2. Step 2: Convert to fraction form
    73,899.30/110,865.15 = 23,970.90/x
  3. Step 3: Cross multiply
    73,899.30x = 110,865.15 × 23,970.90
  4. Step 4: Simplify right side
    73,899.30x = 2,657,537,424.14
  5. Step 5: Solve for x
    x = 2,657,537,424.14/73,899.30
  6. Step 6: Final answer
    x = 35,961.60

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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.