Home / 132,802.07-183,266.89-72,372.73

Finding the Fourth Proportional to 132,802.07, 183,266.89 and 72,372.73

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Solution

The fourth proportional to 132,802.07, 183,266.89 and 72,372.73 is: 99,874.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,802.07 : 183,266.89 = 72,372.73 : x
  2. Step 2: Convert to fraction form
    132,802.07/183,266.89 = 72,372.73/x
  3. Step 3: Cross multiply
    132,802.07x = 183,266.89 × 72,372.73
  4. Step 4: Simplify right side
    132,802.07x = 13,263,525,147.91
  5. Step 5: Solve for x
    x = 13,263,525,147.91/132,802.07
  6. Step 6: Final answer
    x = 99,874.39

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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.