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Finding the Fourth Proportional to 92,894.00, 128,193.96 and 54,654.98

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Solution

The fourth proportional to 92,894.00, 128,193.96 and 54,654.98 is: 75,424.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,894.00 : 128,193.96 = 54,654.98 : x
  2. Step 2: Convert to fraction form
    92,894.00/128,193.96 = 54,654.98/x
  3. Step 3: Cross multiply
    92,894.00x = 128,193.96 × 54,654.98
  4. Step 4: Simplify right side
    92,894.00x = 7,006,437,678.95
  5. Step 5: Solve for x
    x = 7,006,437,678.95/92,894.00
  6. Step 6: Final answer
    x = 75,424.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.