Home / 165,817.16-228,762.72-102,044.24

Finding the Fourth Proportional to 165,817.16, 228,762.72 and 102,044.24

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Solution

The fourth proportional to 165,817.16, 228,762.72 and 102,044.24 is: 140,781.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,817.16 : 228,762.72 = 102,044.24 : x
  2. Step 2: Convert to fraction form
    165,817.16/228,762.72 = 102,044.24/x
  3. Step 3: Cross multiply
    165,817.16x = 228,762.72 × 102,044.24
  4. Step 4: Simplify right side
    165,817.16x = 23,343,916,758.92
  5. Step 5: Solve for x
    x = 23,343,916,758.92/165,817.16
  6. Step 6: Final answer
    x = 140,781.07

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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.