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Finding the Fourth Proportional to 176,807.73, 243,999.95 and 108,863.91

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Solution

The fourth proportional to 176,807.73, 243,999.95 and 108,863.91 is: 150,235.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,807.73 : 243,999.95 = 108,863.91 : x
  2. Step 2: Convert to fraction form
    176,807.73/243,999.95 = 108,863.91/x
  3. Step 3: Cross multiply
    176,807.73x = 243,999.95 × 108,863.91
  4. Step 4: Simplify right side
    176,807.73x = 26,562,788,596.80
  5. Step 5: Solve for x
    x = 26,562,788,596.80/176,807.73
  6. Step 6: Final answer
    x = 150,235.45

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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.