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Finding the Fourth Proportional to 176,673.69, 243,816.11 and 101,236.77

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Solution

The fourth proportional to 176,673.69, 243,816.11 and 101,236.77 is: 139,710.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,673.69 : 243,816.11 = 101,236.77 : x
  2. Step 2: Convert to fraction form
    176,673.69/243,816.11 = 101,236.77/x
  3. Step 3: Cross multiply
    176,673.69x = 243,816.11 × 101,236.77
  4. Step 4: Simplify right side
    176,673.69x = 24,683,155,450.36
  5. Step 5: Solve for x
    x = 24,683,155,450.36/176,673.69
  6. Step 6: Final answer
    x = 139,710.42

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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.