Home / 157,639.83-236,453.12-73,371.01

Finding the Fourth Proportional to 157,639.83, 236,453.12 and 73,371.01

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Solution

The fourth proportional to 157,639.83, 236,453.12 and 73,371.01 is: 110,053.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,639.83 : 236,453.12 = 73,371.01 : x
  2. Step 2: Convert to fraction form
    157,639.83/236,453.12 = 73,371.01/x
  3. Step 3: Cross multiply
    157,639.83x = 236,453.12 × 73,371.01
  4. Step 4: Simplify right side
    157,639.83x = 17,348,804,232.05
  5. Step 5: Solve for x
    x = 17,348,804,232.05/157,639.83
  6. Step 6: Final answer
    x = 110,053.43

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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.