Home / 132,825.19-183,298.91-72,395.89

Finding the Fourth Proportional to 132,825.19, 183,298.91 and 72,395.89

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Solution

The fourth proportional to 132,825.19, 183,298.91 and 72,395.89 is: 99,906.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,825.19 : 183,298.91 = 72,395.89 : x
  2. Step 2: Convert to fraction form
    132,825.19/183,298.91 = 72,395.89/x
  3. Step 3: Cross multiply
    132,825.19x = 183,298.91 × 72,395.89
  4. Step 4: Simplify right side
    132,825.19x = 13,270,086,447.01
  5. Step 5: Solve for x
    x = 13,270,086,447.01/132,825.19
  6. Step 6: Final answer
    x = 99,906.40

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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.