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Finding the Fourth Proportional to 88,637, 132,880.93 and 41,228.01

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Solution

The fourth proportional to 88,637, 132,880.93 and 41,228.01 is: 61,807.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,637 : 132,880.93 = 41,228.01 : x
  2. Step 2: Convert to fraction form
    88,637/132,880.93 = 41,228.01/x
  3. Step 3: Cross multiply
    88,637x = 132,880.93 × 41,228.01
  4. Step 4: Simplify right side
    88,637x = 5,478,416,104.71
  5. Step 5: Solve for x
    x = 5,478,416,104.71/88,637
  6. Step 6: Final answer
    x = 61,807.33

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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.