Home / 132,837.17-183,312.92-72,408.33

Finding the Fourth Proportional to 132,837.17, 183,312.92 and 72,408.33

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Solution

The fourth proportional to 132,837.17, 183,312.92 and 72,408.33 is: 99,922.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,837.17 : 183,312.92 = 72,408.33 : x
  2. Step 2: Convert to fraction form
    132,837.17/183,312.92 = 72,408.33/x
  3. Step 3: Cross multiply
    132,837.17x = 183,312.92 × 72,408.33
  4. Step 4: Simplify right side
    132,837.17x = 13,273,382,585.64
  5. Step 5: Solve for x
    x = 13,273,382,585.64/132,837.17
  6. Step 6: Final answer
    x = 99,922.21

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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.