Home / 153,998.20-230,997.30-94,641.40

Finding the Fourth Proportional to 153,998.20, 230,997.30 and 94,641.40

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Solution

The fourth proportional to 153,998.20, 230,997.30 and 94,641.40 is: 141,962.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,998.20 : 230,997.30 = 94,641.40 : x
  2. Step 2: Convert to fraction form
    153,998.20/230,997.30 = 94,641.40/x
  3. Step 3: Cross multiply
    153,998.20x = 230,997.30 × 94,641.40
  4. Step 4: Simplify right side
    153,998.20x = 21,861,907,868.22
  5. Step 5: Solve for x
    x = 21,861,907,868.22/153,998.20
  6. Step 6: Final answer
    x = 141,962.10

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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.