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Finding the Fourth Proportional to 108,875.87, 150,256.11 and 60,483.32

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Solution

The fourth proportional to 108,875.87, 150,256.11 and 60,483.32 is: 83,471.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,875.87 : 150,256.11 = 60,483.32 : x
  2. Step 2: Convert to fraction form
    108,875.87/150,256.11 = 60,483.32/x
  3. Step 3: Cross multiply
    108,875.87x = 150,256.11 × 60,483.32
  4. Step 4: Simplify right side
    108,875.87x = 9,087,988,383.09
  5. Step 5: Solve for x
    x = 9,087,988,383.09/108,875.87
  6. Step 6: Final answer
    x = 83,471.10

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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.