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Finding the Fourth Proportional to 73,043.98, 109,554.98 and 23,117.58

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Solution

The fourth proportional to 73,043.98, 109,554.98 and 23,117.58 is: 34,672.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,043.98 : 109,554.98 = 23,117.58 : x
  2. Step 2: Convert to fraction form
    73,043.98/109,554.98 = 23,117.58/x
  3. Step 3: Cross multiply
    73,043.98x = 109,554.98 × 23,117.58
  4. Step 4: Simplify right side
    73,043.98x = 2,532,646,014.55
  5. Step 5: Solve for x
    x = 2,532,646,014.55/73,043.98
  6. Step 6: Final answer
    x = 34,672.89

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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.