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Finding the Fourth Proportional to 61,548.60, 92,322.90 and 22,111.80

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Solution

The fourth proportional to 61,548.60, 92,322.90 and 22,111.80 is: 33,167.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,548.60 : 92,322.90 = 22,111.80 : x
  2. Step 2: Convert to fraction form
    61,548.60/92,322.90 = 22,111.80/x
  3. Step 3: Cross multiply
    61,548.60x = 92,322.90 × 22,111.80
  4. Step 4: Simplify right side
    61,548.60x = 2,041,425,500.22
  5. Step 5: Solve for x
    x = 2,041,425,500.22/61,548.60
  6. Step 6: Final answer
    x = 33,167.70

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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.