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Finding the Fourth Proportional to 61,574.70, 92,348.80 and 19,458.02

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Solution

The fourth proportional to 61,574.70, 92,348.80 and 19,458.02 is: 29,182.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,574.70 : 92,348.80 = 19,458.02 : x
  2. Step 2: Convert to fraction form
    61,574.70/92,348.80 = 19,458.02/x
  3. Step 3: Cross multiply
    61,574.70x = 92,348.80 × 19,458.02
  4. Step 4: Simplify right side
    61,574.70x = 1,796,924,797.38
  5. Step 5: Solve for x
    x = 1,796,924,797.38/61,574.70
  6. Step 6: Final answer
    x = 29,182.84

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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.