Home / 132,804.62-183,265.02-72,373.96

Finding the Fourth Proportional to 132,804.62, 183,265.02 and 72,373.96

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Solution

The fourth proportional to 132,804.62, 183,265.02 and 72,373.96 is: 99,873.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,804.62 : 183,265.02 = 72,373.96 : x
  2. Step 2: Convert to fraction form
    132,804.62/183,265.02 = 72,373.96/x
  3. Step 3: Cross multiply
    132,804.62x = 183,265.02 × 72,373.96
  4. Step 4: Simplify right side
    132,804.62x = 13,263,615,455.96
  5. Step 5: Solve for x
    x = 13,263,615,455.96/132,804.62
  6. Step 6: Final answer
    x = 99,873.15

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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.