Home / 100,316.12-150,426.30-37,133.36

Finding the Fourth Proportional to 100,316.12, 150,426.30 and 37,133.36

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Solution

The fourth proportional to 100,316.12, 150,426.30 and 37,133.36 is: 55,682.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,316.12 : 150,426.30 = 37,133.36 : x
  2. Step 2: Convert to fraction form
    100,316.12/150,426.30 = 37,133.36/x
  3. Step 3: Cross multiply
    100,316.12x = 150,426.30 × 37,133.36
  4. Step 4: Simplify right side
    100,316.12x = 5,585,833,951.37
  5. Step 5: Solve for x
    x = 5,585,833,951.37/100,316.12
  6. Step 6: Final answer
    x = 55,682.32

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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.