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Finding the Fourth Proportional to 61,595.38, 84,988.93 and 35,396.30

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Solution

The fourth proportional to 61,595.38, 84,988.93 and 35,396.30 is: 48,839.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,595.38 : 84,988.93 = 35,396.30 : x
  2. Step 2: Convert to fraction form
    61,595.38/84,988.93 = 35,396.30/x
  3. Step 3: Cross multiply
    61,595.38x = 84,988.93 × 35,396.30
  4. Step 4: Simplify right side
    61,595.38x = 3,008,293,485.98
  5. Step 5: Solve for x
    x = 3,008,293,485.98/61,595.38
  6. Step 6: Final answer
    x = 48,839.60

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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.