Home / 132,993.44-183,529.40-72,564.66

Finding the Fourth Proportional to 132,993.44, 183,529.40 and 72,564.66

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Solution

The fourth proportional to 132,993.44, 183,529.40 and 72,564.66 is: 100,138.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,993.44 : 183,529.40 = 72,564.66 : x
  2. Step 2: Convert to fraction form
    132,993.44/183,529.40 = 72,564.66/x
  3. Step 3: Cross multiply
    132,993.44x = 183,529.40 × 72,564.66
  4. Step 4: Simplify right side
    132,993.44x = 13,317,748,148.18
  5. Step 5: Solve for x
    x = 13,317,748,148.18/132,993.44
  6. Step 6: Final answer
    x = 100,138.38

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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.