Home / 163,949.90-226,255.08-92,332.40

Finding the Fourth Proportional to 163,949.90, 226,255.08 and 92,332.40

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Solution

The fourth proportional to 163,949.90, 226,255.08 and 92,332.40 is: 127,421.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,949.90 : 226,255.08 = 92,332.40 : x
  2. Step 2: Convert to fraction form
    163,949.90/226,255.08 = 92,332.40/x
  3. Step 3: Cross multiply
    163,949.90x = 226,255.08 × 92,332.40
  4. Step 4: Simplify right side
    163,949.90x = 20,890,674,548.59
  5. Step 5: Solve for x
    x = 20,890,674,548.59/163,949.90
  6. Step 6: Final answer
    x = 127,421.09

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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.