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Finding the Fourth Proportional to 153,036.63, 211,049.31 and 95,657.67

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Solution

The fourth proportional to 153,036.63, 211,049.31 and 95,657.67 is: 131,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,036.63 : 211,049.31 = 95,657.67 : x
  2. Step 2: Convert to fraction form
    153,036.63/211,049.31 = 95,657.67/x
  3. Step 3: Cross multiply
    153,036.63x = 211,049.31 × 95,657.67
  4. Step 4: Simplify right side
    153,036.63x = 20,188,485,249.71
  5. Step 5: Solve for x
    x = 20,188,485,249.71/153,036.63
  6. Step 6: Final answer
    x = 131,919.30

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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.