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Finding the Fourth Proportional to 176,495.41, 243,599.09 and 104,861.64

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Solution

The fourth proportional to 176,495.41, 243,599.09 and 104,861.64 is: 144,730.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,495.41 : 243,599.09 = 104,861.64 : x
  2. Step 2: Convert to fraction form
    176,495.41/243,599.09 = 104,861.64/x
  3. Step 3: Cross multiply
    176,495.41x = 243,599.09 × 104,861.64
  4. Step 4: Simplify right side
    176,495.41x = 25,544,200,079.91
  5. Step 5: Solve for x
    x = 25,544,200,079.91/176,495.41
  6. Step 6: Final answer
    x = 144,730.11

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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.