Home / 124,492.56-171,799.68-67,904.28

Finding the Fourth Proportional to 124,492.56, 171,799.68 and 67,904.28

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Solution

The fourth proportional to 124,492.56, 171,799.68 and 67,904.28 is: 93,707.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,492.56 : 171,799.68 = 67,904.28 : x
  2. Step 2: Convert to fraction form
    124,492.56/171,799.68 = 67,904.28/x
  3. Step 3: Cross multiply
    124,492.56x = 171,799.68 × 67,904.28
  4. Step 4: Simplify right side
    124,492.56x = 11,665,933,574.63
  5. Step 5: Solve for x
    x = 11,665,933,574.63/124,492.56
  6. Step 6: Final answer
    x = 93,707.88

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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.