Home / 178,712.76-246,643.29-102,238.95

Finding the Fourth Proportional to 178,712.76, 246,643.29 and 102,238.95

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Solution

The fourth proportional to 178,712.76, 246,643.29 and 102,238.95 is: 141,101.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,712.76 : 246,643.29 = 102,238.95 : x
  2. Step 2: Convert to fraction form
    178,712.76/246,643.29 = 102,238.95/x
  3. Step 3: Cross multiply
    178,712.76x = 246,643.29 × 102,238.95
  4. Step 4: Simplify right side
    178,712.76x = 25,216,550,994.15
  5. Step 5: Solve for x
    x = 25,216,550,994.15/178,712.76
  6. Step 6: Final answer
    x = 141,101.01

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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.