Home / 132,725.62-183,162.95-72,296.75

Finding the Fourth Proportional to 132,725.62, 183,162.95 and 72,296.75

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Solution

The fourth proportional to 132,725.62, 183,162.95 and 72,296.75 is: 99,770.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,725.62 : 183,162.95 = 72,296.75 : x
  2. Step 2: Convert to fraction form
    132,725.62/183,162.95 = 72,296.75/x
  3. Step 3: Cross multiply
    132,725.62x = 183,162.95 × 72,296.75
  4. Step 4: Simplify right side
    132,725.62x = 13,242,085,643.93
  5. Step 5: Solve for x
    x = 13,242,085,643.93/132,725.62
  6. Step 6: Final answer
    x = 99,770.38

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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.