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Finding the Fourth Proportional to 176,006.20, 264,009.30 and 105,849.40

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Solution

The fourth proportional to 176,006.20, 264,009.30 and 105,849.40 is: 158,774.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,006.20 : 264,009.30 = 105,849.40 : x
  2. Step 2: Convert to fraction form
    176,006.20/264,009.30 = 105,849.40/x
  3. Step 3: Cross multiply
    176,006.20x = 264,009.30 × 105,849.40
  4. Step 4: Simplify right side
    176,006.20x = 27,945,225,999.42
  5. Step 5: Solve for x
    x = 27,945,225,999.42/176,006.20
  6. Step 6: Final answer
    x = 158,774.10

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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.