Home / 52,329.96-72,139.14-39,732.84

Finding the Fourth Proportional to 52,329.96, 72,139.14 and 39,732.84

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Solution

The fourth proportional to 52,329.96, 72,139.14 and 39,732.84 is: 54,773.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,329.96 : 72,139.14 = 39,732.84 : x
  2. Step 2: Convert to fraction form
    52,329.96/72,139.14 = 39,732.84/x
  3. Step 3: Cross multiply
    52,329.96x = 72,139.14 × 39,732.84
  4. Step 4: Simplify right side
    52,329.96x = 2,866,292,907.36
  5. Step 5: Solve for x
    x = 2,866,292,907.36/52,329.96
  6. Step 6: Final answer
    x = 54,773.46

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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.