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Finding the Fourth Proportional to 153,195.71, 211,351.98 and 95,025.45

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Solution

The fourth proportional to 153,195.71, 211,351.98 and 95,025.45 is: 131,099.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,195.71 : 211,351.98 = 95,025.45 : x
  2. Step 2: Convert to fraction form
    153,195.71/211,351.98 = 95,025.45/x
  3. Step 3: Cross multiply
    153,195.71x = 211,351.98 × 95,025.45
  4. Step 4: Simplify right side
    153,195.71x = 20,083,818,156.81
  5. Step 5: Solve for x
    x = 20,083,818,156.81/153,195.71
  6. Step 6: Final answer
    x = 131,099.09

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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.