Home / 100,439.12-150,667.53-37,259.93

Finding the Fourth Proportional to 100,439.12, 150,667.53 and 37,259.93

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Solution

The fourth proportional to 100,439.12, 150,667.53 and 37,259.93 is: 55,893.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,439.12 : 150,667.53 = 37,259.93 : x
  2. Step 2: Convert to fraction form
    100,439.12/150,667.53 = 37,259.93/x
  3. Step 3: Cross multiply
    100,439.12x = 150,667.53 × 37,259.93
  4. Step 4: Simplify right side
    100,439.12x = 5,613,861,858.02
  5. Step 5: Solve for x
    x = 5,613,861,858.02/100,439.12
  6. Step 6: Final answer
    x = 55,893.18

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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.