Home / 49,201.04-67,897.16-27,980.32

Finding the Fourth Proportional to 49,201.04, 67,897.16 and 27,980.32

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Solution

The fourth proportional to 49,201.04, 67,897.16 and 27,980.32 is: 38,612.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,201.04 : 67,897.16 = 27,980.32 : x
  2. Step 2: Convert to fraction form
    49,201.04/67,897.16 = 27,980.32/x
  3. Step 3: Cross multiply
    49,201.04x = 67,897.16 × 27,980.32
  4. Step 4: Simplify right side
    49,201.04x = 1,899,784,263.89
  5. Step 5: Solve for x
    x = 1,899,784,263.89/49,201.04
  6. Step 6: Final answer
    x = 38,612.69

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Similar ratio
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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.