Home / 242,427.43-363,240.19-123,935.77

Finding the Fourth Proportional to 242,427.43, 363,240.19 and 123,935.77

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Solution

The fourth proportional to 242,427.43, 363,240.19 and 123,935.77 is: 185,698.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,427.43 : 363,240.19 = 123,935.77 : x
  2. Step 2: Convert to fraction form
    242,427.43/363,240.19 = 123,935.77/x
  3. Step 3: Cross multiply
    242,427.43x = 363,240.19 × 123,935.77
  4. Step 4: Simplify right side
    242,427.43x = 45,018,452,642.60
  5. Step 5: Solve for x
    x = 45,018,452,642.60/242,427.43
  6. Step 6: Final answer
    x = 185,698.68

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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.