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Finding the Fourth Proportional to 176,737.64, 264,913.65 and 86,842.22

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Solution

The fourth proportional to 176,737.64, 264,913.65 and 86,842.22 is: 130,168.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,737.64 : 264,913.65 = 86,842.22 : x
  2. Step 2: Convert to fraction form
    176,737.64/264,913.65 = 86,842.22/x
  3. Step 3: Cross multiply
    176,737.64x = 264,913.65 × 86,842.22
  4. Step 4: Simplify right side
    176,737.64x = 23,005,688,149.73
  5. Step 5: Solve for x
    x = 23,005,688,149.73/176,737.64
  6. Step 6: Final answer
    x = 130,168.59

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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.