Home / 49,027.10-73,476.02-19,428.78

Finding the Fourth Proportional to 49,027.10, 73,476.02 and 19,428.78

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Solution

The fourth proportional to 49,027.10, 73,476.02 and 19,428.78 is: 29,117.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,027.10 : 73,476.02 = 19,428.78 : x
  2. Step 2: Convert to fraction form
    49,027.10/73,476.02 = 19,428.78/x
  3. Step 3: Cross multiply
    49,027.10x = 73,476.02 × 19,428.78
  4. Step 4: Simplify right side
    49,027.10x = 1,427,549,427.86
  5. Step 5: Solve for x
    x = 1,427,549,427.86/49,027.10
  6. Step 6: Final answer
    x = 29,117.56

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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.