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Finding the Fourth Proportional to 153,861.58, 230,185.32 and 116,529.58

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Solution

The fourth proportional to 153,861.58, 230,185.32 and 116,529.58 is: 174,334.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,861.58 : 230,185.32 = 116,529.58 : x
  2. Step 2: Convert to fraction form
    153,861.58/230,185.32 = 116,529.58/x
  3. Step 3: Cross multiply
    153,861.58x = 230,185.32 × 116,529.58
  4. Step 4: Simplify right side
    153,861.58x = 26,823,398,661.77
  5. Step 5: Solve for x
    x = 26,823,398,661.77/153,861.58
  6. Step 6: Final answer
    x = 174,334.61

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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.