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Finding the Fourth Proportional to 88,074.54, 132,111.81 and 28,894.32

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Solution

The fourth proportional to 88,074.54, 132,111.81 and 28,894.32 is: 43,341.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,074.54 : 132,111.81 = 28,894.32 : x
  2. Step 2: Convert to fraction form
    88,074.54/132,111.81 = 28,894.32/x
  3. Step 3: Cross multiply
    88,074.54x = 132,111.81 × 28,894.32
  4. Step 4: Simplify right side
    88,074.54x = 3,817,280,913.92
  5. Step 5: Solve for x
    x = 3,817,280,913.92/88,074.54
  6. Step 6: Final answer
    x = 43,341.48

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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.