Home / 154,005.32-230,592.64-100,564.92

Finding the Fourth Proportional to 154,005.32, 230,592.64 and 100,564.92

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Solution

The fourth proportional to 154,005.32, 230,592.64 and 100,564.92 is: 150,576.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,005.32 : 230,592.64 = 100,564.92 : x
  2. Step 2: Convert to fraction form
    154,005.32/230,592.64 = 100,564.92/x
  3. Step 3: Cross multiply
    154,005.32x = 230,592.64 × 100,564.92
  4. Step 4: Simplify right side
    154,005.32x = 23,189,530,394.19
  5. Step 5: Solve for x
    x = 23,189,530,394.19/154,005.32
  6. Step 6: Final answer
    x = 150,576.16

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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.