Home / 156,038.09-234,119.10-50,857.97

Finding the Fourth Proportional to 156,038.09, 234,119.10 and 50,857.97

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Solution

The fourth proportional to 156,038.09, 234,119.10 and 50,857.97 is: 76,307.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,038.09 : 234,119.10 = 50,857.97 : x
  2. Step 2: Convert to fraction form
    156,038.09/234,119.10 = 50,857.97/x
  3. Step 3: Cross multiply
    156,038.09x = 234,119.10 × 50,857.97
  4. Step 4: Simplify right side
    156,038.09x = 11,906,822,164.23
  5. Step 5: Solve for x
    x = 11,906,822,164.23/156,038.09
  6. Step 6: Final answer
    x = 76,307.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.