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Finding the Fourth Proportional to 176,763.92, 243,650.40 and 119,384.80

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Solution

The fourth proportional to 176,763.92, 243,650.40 and 119,384.80 is: 164,559.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,763.92 : 243,650.40 = 119,384.80 : x
  2. Step 2: Convert to fraction form
    176,763.92/243,650.40 = 119,384.80/x
  3. Step 3: Cross multiply
    176,763.92x = 243,650.40 × 119,384.80
  4. Step 4: Simplify right side
    176,763.92x = 29,088,154,273.92
  5. Step 5: Solve for x
    x = 29,088,154,273.92/176,763.92
  6. Step 6: Final answer
    x = 164,559.34

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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.