Home / 42,629.96-63,954.29-13,050.07

Finding the Fourth Proportional to 42,629.96, 63,954.29 and 13,050.07

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Solution

The fourth proportional to 42,629.96, 63,954.29 and 13,050.07 is: 19,577.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,629.96 : 63,954.29 = 13,050.07 : x
  2. Step 2: Convert to fraction form
    42,629.96/63,954.29 = 13,050.07/x
  3. Step 3: Cross multiply
    42,629.96x = 63,954.29 × 13,050.07
  4. Step 4: Simplify right side
    42,629.96x = 834,607,834.04
  5. Step 5: Solve for x
    x = 834,607,834.04/42,629.96
  6. Step 6: Final answer
    x = 19,577.96

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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.