Home / 124,388.16-171,655.80-67,799.52

Finding the Fourth Proportional to 124,388.16, 171,655.80 and 67,799.52

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Solution

The fourth proportional to 124,388.16, 171,655.80 and 67,799.52 is: 93,563.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,388.16 : 171,655.80 = 67,799.52 : x
  2. Step 2: Convert to fraction form
    124,388.16/171,655.80 = 67,799.52/x
  3. Step 3: Cross multiply
    124,388.16x = 171,655.80 × 67,799.52
  4. Step 4: Simplify right side
    124,388.16x = 11,638,180,845.22
  5. Step 5: Solve for x
    x = 11,638,180,845.22/124,388.16
  6. Step 6: Final answer
    x = 93,563.41

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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.