Home / 150,490.36-207,634.68-118,560.16

Finding the Fourth Proportional to 150,490.36, 207,634.68 and 118,560.16

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Solution

The fourth proportional to 150,490.36, 207,634.68 and 118,560.16 is: 163,579.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,490.36 : 207,634.68 = 118,560.16 : x
  2. Step 2: Convert to fraction form
    150,490.36/207,634.68 = 118,560.16/x
  3. Step 3: Cross multiply
    150,490.36x = 207,634.68 × 118,560.16
  4. Step 4: Simplify right side
    150,490.36x = 24,617,200,882.35
  5. Step 5: Solve for x
    x = 24,617,200,882.35/150,490.36
  6. Step 6: Final answer
    x = 163,579.92

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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.