Home / 133,043.59-183,600.07-76,454.83

Finding the Fourth Proportional to 133,043.59, 183,600.07 and 76,454.83

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Solution

The fourth proportional to 133,043.59, 183,600.07 and 76,454.83 is: 105,507.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,043.59 : 183,600.07 = 76,454.83 : x
  2. Step 2: Convert to fraction form
    133,043.59/183,600.07 = 76,454.83/x
  3. Step 3: Cross multiply
    133,043.59x = 183,600.07 × 76,454.83
  4. Step 4: Simplify right side
    133,043.59x = 14,037,112,139.84
  5. Step 5: Solve for x
    x = 14,037,112,139.84/133,043.59
  6. Step 6: Final answer
    x = 105,507.62

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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.