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Finding the Fourth Proportional to 153,063.36, 211,332.60 and 95,727.60

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Solution

The fourth proportional to 153,063.36, 211,332.60 and 95,727.60 is: 132,169.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,063.36 : 211,332.60 = 95,727.60 : x
  2. Step 2: Convert to fraction form
    153,063.36/211,332.60 = 95,727.60/x
  3. Step 3: Cross multiply
    153,063.36x = 211,332.60 × 95,727.60
  4. Step 4: Simplify right side
    153,063.36x = 20,230,362,599.76
  5. Step 5: Solve for x
    x = 20,230,362,599.76/153,063.36
  6. Step 6: Final answer
    x = 132,169.86

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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.