Home / 132,793.73-183,253.06-72,364.89

Finding the Fourth Proportional to 132,793.73, 183,253.06 and 72,364.89

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Solution

The fourth proportional to 132,793.73, 183,253.06 and 72,364.89 is: 99,862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,793.73 : 183,253.06 = 72,364.89 : x
  2. Step 2: Convert to fraction form
    132,793.73/183,253.06 = 72,364.89/x
  3. Step 3: Cross multiply
    132,793.73x = 183,253.06 × 72,364.89
  4. Step 4: Simplify right side
    132,793.73x = 13,261,087,529.06
  5. Step 5: Solve for x
    x = 13,261,087,529.06/132,793.73
  6. Step 6: Final answer
    x = 99,862.30

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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.