Home / 132,802.68-183,265.23-72,373.74

Finding the Fourth Proportional to 132,802.68, 183,265.23 and 72,373.74

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Solution

The fourth proportional to 132,802.68, 183,265.23 and 72,373.74 is: 99,874.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,802.68 : 183,265.23 = 72,373.74 : x
  2. Step 2: Convert to fraction form
    132,802.68/183,265.23 = 72,373.74/x
  3. Step 3: Cross multiply
    132,802.68x = 183,265.23 × 72,373.74
  4. Step 4: Simplify right side
    132,802.68x = 13,263,590,107.06
  5. Step 5: Solve for x
    x = 13,263,590,107.06/132,802.68
  6. Step 6: Final answer
    x = 99,874.42

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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.