Home / 53,010.17-73,154.61-28,811.14

Finding the Fourth Proportional to 53,010.17, 73,154.61 and 28,811.14

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Solution

The fourth proportional to 53,010.17, 73,154.61 and 28,811.14 is: 39,759.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,010.17 : 73,154.61 = 28,811.14 : x
  2. Step 2: Convert to fraction form
    53,010.17/73,154.61 = 28,811.14/x
  3. Step 3: Cross multiply
    53,010.17x = 73,154.61 × 28,811.14
  4. Step 4: Simplify right side
    53,010.17x = 2,107,667,710.36
  5. Step 5: Solve for x
    x = 2,107,667,710.36/53,010.17
  6. Step 6: Final answer
    x = 39,759.69

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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.