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Finding the Fourth Proportional to 153,468.72, 230,234.40 and 64,722.06

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Solution

The fourth proportional to 153,468.72, 230,234.40 and 64,722.06 is: 97,096.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,468.72 : 230,234.40 = 64,722.06 : x
  2. Step 2: Convert to fraction form
    153,468.72/230,234.40 = 64,722.06/x
  3. Step 3: Cross multiply
    153,468.72x = 230,234.40 × 64,722.06
  4. Step 4: Simplify right side
    153,468.72x = 14,901,244,650.86
  5. Step 5: Solve for x
    x = 14,901,244,650.86/153,468.72
  6. Step 6: Final answer
    x = 97,096.30

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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.