Home / 132,875.27-183,368.69-72,446.92

Finding the Fourth Proportional to 132,875.27, 183,368.69 and 72,446.92

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Solution

The fourth proportional to 132,875.27, 183,368.69 and 72,446.92 is: 99,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,875.27 : 183,368.69 = 72,446.92 : x
  2. Step 2: Convert to fraction form
    132,875.27/183,368.69 = 72,446.92/x
  3. Step 3: Cross multiply
    132,875.27x = 183,368.69 × 72,446.92
  4. Step 4: Simplify right side
    132,875.27x = 13,284,497,704.92
  5. Step 5: Solve for x
    x = 13,284,497,704.92/132,875.27
  6. Step 6: Final answer
    x = 99,977.20

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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.