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Finding the Fourth Proportional to 176,243.94, 243,220.75 and 104,624.24

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Solution

The fourth proportional to 176,243.94, 243,220.75 and 104,624.24 is: 144,383.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,243.94 : 243,220.75 = 104,624.24 : x
  2. Step 2: Convert to fraction form
    176,243.94/243,220.75 = 104,624.24/x
  3. Step 3: Cross multiply
    176,243.94x = 243,220.75 × 104,624.24
  4. Step 4: Simplify right side
    176,243.94x = 25,446,784,643.32
  5. Step 5: Solve for x
    x = 25,446,784,643.32/176,243.94
  6. Step 6: Final answer
    x = 144,383.88

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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.