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Finding the Fourth Proportional to 176,238.81, 264,348.90 and 108,783.63

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Solution

The fourth proportional to 176,238.81, 264,348.90 and 108,783.63 is: 163,169.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,238.81 : 264,348.90 = 108,783.63 : x
  2. Step 2: Convert to fraction form
    176,238.81/264,348.90 = 108,783.63/x
  3. Step 3: Cross multiply
    176,238.81x = 264,348.90 × 108,783.63
  4. Step 4: Simplify right side
    176,238.81x = 28,756,832,928.51
  5. Step 5: Solve for x
    x = 28,756,832,928.51/176,238.81
  6. Step 6: Final answer
    x = 163,169.70

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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.