Home / 108,620.46-149,902.16-60,889.14

Finding the Fourth Proportional to 108,620.46, 149,902.16 and 60,889.14

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Solution

The fourth proportional to 108,620.46, 149,902.16 and 60,889.14 is: 84,030.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,620.46 : 149,902.16 = 60,889.14 : x
  2. Step 2: Convert to fraction form
    108,620.46/149,902.16 = 60,889.14/x
  3. Step 3: Cross multiply
    108,620.46x = 149,902.16 × 60,889.14
  4. Step 4: Simplify right side
    108,620.46x = 9,127,413,302.10
  5. Step 5: Solve for x
    x = 9,127,413,302.10/108,620.46
  6. Step 6: Final answer
    x = 84,030.33

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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.