Home / 147,511.80-203,598.53-93,786.33

Finding the Fourth Proportional to 147,511.80, 203,598.53 and 93,786.33

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Solution

The fourth proportional to 147,511.80, 203,598.53 and 93,786.33 is: 129,445.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,511.80 : 203,598.53 = 93,786.33 : x
  2. Step 2: Convert to fraction form
    147,511.80/203,598.53 = 93,786.33/x
  3. Step 3: Cross multiply
    147,511.80x = 203,598.53 × 93,786.33
  4. Step 4: Simplify right side
    147,511.80x = 19,094,758,453.16
  5. Step 5: Solve for x
    x = 19,094,758,453.16/147,511.80
  6. Step 6: Final answer
    x = 129,445.63

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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.