Home / 42,404.36-63,606.54-14,324.49

Finding the Fourth Proportional to 42,404.36, 63,606.54 and 14,324.49

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Solution

The fourth proportional to 42,404.36, 63,606.54 and 14,324.49 is: 21,486.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,404.36 : 63,606.54 = 14,324.49 : x
  2. Step 2: Convert to fraction form
    42,404.36/63,606.54 = 14,324.49/x
  3. Step 3: Cross multiply
    42,404.36x = 63,606.54 × 14,324.49
  4. Step 4: Simplify right side
    42,404.36x = 911,131,246.16
  5. Step 5: Solve for x
    x = 911,131,246.16/42,404.36
  6. Step 6: Final answer
    x = 21,486.74

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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.