Home / 147,511.77-203,598.48-93,786.30

Finding the Fourth Proportional to 147,511.77, 203,598.48 and 93,786.30

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Solution

The fourth proportional to 147,511.77, 203,598.48 and 93,786.30 is: 129,445.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,511.77 : 203,598.48 = 93,786.30 : x
  2. Step 2: Convert to fraction form
    147,511.77/203,598.48 = 93,786.30/x
  3. Step 3: Cross multiply
    147,511.77x = 203,598.48 × 93,786.30
  4. Step 4: Simplify right side
    147,511.77x = 19,094,748,124.82
  5. Step 5: Solve for x
    x = 19,094,748,124.82/147,511.77
  6. Step 6: Final answer
    x = 129,445.59

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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.