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Finding the Fourth Proportional to 65,229.80, 97,844.70 and 23,671.40

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Solution

The fourth proportional to 65,229.80, 97,844.70 and 23,671.40 is: 35,507.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,229.80 : 97,844.70 = 23,671.40 : x
  2. Step 2: Convert to fraction form
    65,229.80/97,844.70 = 23,671.40/x
  3. Step 3: Cross multiply
    65,229.80x = 97,844.70 × 23,671.40
  4. Step 4: Simplify right side
    65,229.80x = 2,316,121,031.58
  5. Step 5: Solve for x
    x = 2,316,121,031.58/65,229.80
  6. Step 6: Final answer
    x = 35,507.10

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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.