Home / 100,431.25-150,655.73-37,252.08

Finding the Fourth Proportional to 100,431.25, 150,655.73 and 37,252.08

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Solution

The fourth proportional to 100,431.25, 150,655.73 and 37,252.08 is: 55,881.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,431.25 : 150,655.73 = 37,252.08 : x
  2. Step 2: Convert to fraction form
    100,431.25/150,655.73 = 37,252.08/x
  3. Step 3: Cross multiply
    100,431.25x = 150,655.73 × 37,252.08
  4. Step 4: Simplify right side
    100,431.25x = 5,612,239,120.16
  5. Step 5: Solve for x
    x = 5,612,239,120.16/100,431.25
  6. Step 6: Final answer
    x = 55,881.40

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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.