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Finding the Fourth Proportional to 61,548, 92,335.02 and 19,998.24

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Solution

The fourth proportional to 61,548, 92,335.02 and 19,998.24 is: 30,001.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,548 : 92,335.02 = 19,998.24 : x
  2. Step 2: Convert to fraction form
    61,548/92,335.02 = 19,998.24/x
  3. Step 3: Cross multiply
    61,548x = 92,335.02 × 19,998.24
  4. Step 4: Simplify right side
    61,548x = 1,846,537,890.36
  5. Step 5: Solve for x
    x = 1,846,537,890.36/61,548
  6. Step 6: Final answer
    x = 30,001.59

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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.