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Finding the Fourth Proportional to 153,235.67, 211,494.34 and 95,901.64

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Solution

The fourth proportional to 153,235.67, 211,494.34 and 95,901.64 is: 132,362.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,235.67 : 211,494.34 = 95,901.64 : x
  2. Step 2: Convert to fraction form
    153,235.67/211,494.34 = 95,901.64/x
  3. Step 3: Cross multiply
    153,235.67x = 211,494.34 × 95,901.64
  4. Step 4: Simplify right side
    153,235.67x = 20,282,653,647.86
  5. Step 5: Solve for x
    x = 20,282,653,647.86/153,235.67
  6. Step 6: Final answer
    x = 132,362.49

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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.