Home / 132,581.69-183,025.28-84,862.70

Finding the Fourth Proportional to 132,581.69, 183,025.28 and 84,862.70

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Solution

The fourth proportional to 132,581.69, 183,025.28 and 84,862.70 is: 117,150.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,581.69 : 183,025.28 = 84,862.70 : x
  2. Step 2: Convert to fraction form
    132,581.69/183,025.28 = 84,862.70/x
  3. Step 3: Cross multiply
    132,581.69x = 183,025.28 × 84,862.70
  4. Step 4: Simplify right side
    132,581.69x = 15,532,018,726.09
  5. Step 5: Solve for x
    x = 15,532,018,726.09/132,581.69
  6. Step 6: Final answer
    x = 117,150.56

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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.