Home / 157,869.92-236,779.32-58,005.56

Finding the Fourth Proportional to 157,869.92, 236,779.32 and 58,005.56

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Solution

The fourth proportional to 157,869.92, 236,779.32 and 58,005.56 is: 86,998.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,869.92 : 236,779.32 = 58,005.56 : x
  2. Step 2: Convert to fraction form
    157,869.92/236,779.32 = 58,005.56/x
  3. Step 3: Cross multiply
    157,869.92x = 236,779.32 × 58,005.56
  4. Step 4: Simplify right side
    157,869.92x = 13,734,517,053.02
  5. Step 5: Solve for x
    x = 13,734,517,053.02/157,869.92
  6. Step 6: Final answer
    x = 86,998.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.