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Finding the Fourth Proportional to 61,444.98, 92,167.41 and 19,328.76

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Solution

The fourth proportional to 61,444.98, 92,167.41 and 19,328.76 is: 28,993.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,444.98 : 92,167.41 = 19,328.76 : x
  2. Step 2: Convert to fraction form
    61,444.98/92,167.41 = 19,328.76/x
  3. Step 3: Cross multiply
    61,444.98x = 92,167.41 × 19,328.76
  4. Step 4: Simplify right side
    61,444.98x = 1,781,481,747.71
  5. Step 5: Solve for x
    x = 1,781,481,747.71/61,444.98
  6. Step 6: Final answer
    x = 28,993.12

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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.