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Finding the Fourth Proportional to 60,861.05, 83,979.90 and 34,000.22

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Solution

The fourth proportional to 60,861.05, 83,979.90 and 34,000.22 is: 46,915.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,861.05 : 83,979.90 = 34,000.22 : x
  2. Step 2: Convert to fraction form
    60,861.05/83,979.90 = 34,000.22/x
  3. Step 3: Cross multiply
    60,861.05x = 83,979.90 × 34,000.22
  4. Step 4: Simplify right side
    60,861.05x = 2,855,335,075.58
  5. Step 5: Solve for x
    x = 2,855,335,075.58/60,861.05
  6. Step 6: Final answer
    x = 46,915.64

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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.