Home / 54,719.80-75,513.30-29,569.30

Finding the Fourth Proportional to 54,719.80, 75,513.30 and 29,569.30

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Solution

The fourth proportional to 54,719.80, 75,513.30 and 29,569.30 is: 40,805.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,719.80 : 75,513.30 = 29,569.30 : x
  2. Step 2: Convert to fraction form
    54,719.80/75,513.30 = 29,569.30/x
  3. Step 3: Cross multiply
    54,719.80x = 75,513.30 × 29,569.30
  4. Step 4: Simplify right side
    54,719.80x = 2,232,875,421.69
  5. Step 5: Solve for x
    x = 2,232,875,421.69/54,719.80
  6. Step 6: Final answer
    x = 40,805.62

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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.