Home / 109,070.56-150,516.46-61,324.10

Finding the Fourth Proportional to 109,070.56, 150,516.46 and 61,324.10

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Solution

The fourth proportional to 109,070.56, 150,516.46 and 61,324.10 is: 84,626.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,070.56 : 150,516.46 = 61,324.10 : x
  2. Step 2: Convert to fraction form
    109,070.56/150,516.46 = 61,324.10/x
  3. Step 3: Cross multiply
    109,070.56x = 150,516.46 × 61,324.10
  4. Step 4: Simplify right side
    109,070.56x = 9,230,286,444.69
  5. Step 5: Solve for x
    x = 9,230,286,444.69/109,070.56
  6. Step 6: Final answer
    x = 84,626.74

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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.