Home / 163,897.38-226,182.78-92,280.12

Finding the Fourth Proportional to 163,897.38, 226,182.78 and 92,280.12

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Solution

The fourth proportional to 163,897.38, 226,182.78 and 92,280.12 is: 127,349.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,897.38 : 226,182.78 = 92,280.12 : x
  2. Step 2: Convert to fraction form
    163,897.38/226,182.78 = 92,280.12/x
  3. Step 3: Cross multiply
    163,897.38x = 226,182.78 × 92,280.12
  4. Step 4: Simplify right side
    163,897.38x = 20,872,174,080.33
  5. Step 5: Solve for x
    x = 20,872,174,080.33/163,897.38
  6. Step 6: Final answer
    x = 127,349.04

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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.