Home / 133,033.73-183,562.36-78,594.76

Finding the Fourth Proportional to 133,033.73, 183,562.36 and 78,594.76

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Solution

The fourth proportional to 133,033.73, 183,562.36 and 78,594.76 is: 108,446.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,033.73 : 183,562.36 = 78,594.76 : x
  2. Step 2: Convert to fraction form
    133,033.73/183,562.36 = 78,594.76/x
  3. Step 3: Cross multiply
    133,033.73x = 183,562.36 × 78,594.76
  4. Step 4: Simplify right side
    133,033.73x = 14,427,039,629.23
  5. Step 5: Solve for x
    x = 14,427,039,629.23/133,033.73
  6. Step 6: Final answer
    x = 108,446.48

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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.