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Finding the Fourth Proportional to 92,064.95, 138,097.44 and 28,894.82

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Solution

The fourth proportional to 92,064.95, 138,097.44 and 28,894.82 is: 43,342.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,064.95 : 138,097.44 = 28,894.82 : x
  2. Step 2: Convert to fraction form
    92,064.95/138,097.44 = 28,894.82/x
  3. Step 3: Cross multiply
    92,064.95x = 138,097.44 × 28,894.82
  4. Step 4: Simplify right side
    92,064.95x = 3,990,300,671.26
  5. Step 5: Solve for x
    x = 3,990,300,671.26/92,064.95
  6. Step 6: Final answer
    x = 43,342.23

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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.