Home / 49,980.35-68,970.91-27,320.14

Finding the Fourth Proportional to 49,980.35, 68,970.91 and 27,320.14

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Solution

The fourth proportional to 49,980.35, 68,970.91 and 27,320.14 is: 37,700.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,980.35 : 68,970.91 = 27,320.14 : x
  2. Step 2: Convert to fraction form
    49,980.35/68,970.91 = 27,320.14/x
  3. Step 3: Cross multiply
    49,980.35x = 68,970.91 × 27,320.14
  4. Step 4: Simplify right side
    49,980.35x = 1,884,294,917.13
  5. Step 5: Solve for x
    x = 1,884,294,917.13/49,980.35
  6. Step 6: Final answer
    x = 37,700.71

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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.