Home / 42,601.26-63,902.04-13,018.97

Finding the Fourth Proportional to 42,601.26, 63,902.04 and 13,018.97

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Solution

The fourth proportional to 42,601.26, 63,902.04 and 13,018.97 is: 19,528.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,601.26 : 63,902.04 = 13,018.97 : x
  2. Step 2: Convert to fraction form
    42,601.26/63,902.04 = 13,018.97/x
  3. Step 3: Cross multiply
    42,601.26x = 63,902.04 × 13,018.97
  4. Step 4: Simplify right side
    42,601.26x = 831,938,709.52
  5. Step 5: Solve for x
    x = 831,938,709.52/42,601.26
  6. Step 6: Final answer
    x = 19,528.50

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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.