Home / 53,868.87-74,338.34-29,669.38

Finding the Fourth Proportional to 53,868.87, 74,338.34 and 29,669.38

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Solution

The fourth proportional to 53,868.87, 74,338.34 and 29,669.38 is: 40,943.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,868.87 : 74,338.34 = 29,669.38 : x
  2. Step 2: Convert to fraction form
    53,868.87/74,338.34 = 29,669.38/x
  3. Step 3: Cross multiply
    53,868.87x = 74,338.34 × 29,669.38
  4. Step 4: Simplify right side
    53,868.87x = 2,205,572,086.34
  5. Step 5: Solve for x
    x = 2,205,572,086.34/53,868.87
  6. Step 6: Final answer
    x = 40,943.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.