Home / 150,939.35-208,316.07-97,380.18

Finding the Fourth Proportional to 150,939.35, 208,316.07 and 97,380.18

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Solution

The fourth proportional to 150,939.35, 208,316.07 and 97,380.18 is: 134,397.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,939.35 : 208,316.07 = 97,380.18 : x
  2. Step 2: Convert to fraction form
    150,939.35/208,316.07 = 97,380.18/x
  3. Step 3: Cross multiply
    150,939.35x = 208,316.07 × 97,380.18
  4. Step 4: Simplify right side
    150,939.35x = 20,285,856,393.49
  5. Step 5: Solve for x
    x = 20,285,856,393.49/150,939.35
  6. Step 6: Final answer
    x = 134,397.40

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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.