Home / 178,967.28-246,716.16-118,436.52

Finding the Fourth Proportional to 178,967.28, 246,716.16 and 118,436.52

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Solution

The fourth proportional to 178,967.28, 246,716.16 and 118,436.52 is: 163,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,967.28 : 246,716.16 = 118,436.52 : x
  2. Step 2: Convert to fraction form
    178,967.28/246,716.16 = 118,436.52/x
  3. Step 3: Cross multiply
    178,967.28x = 246,716.16 × 118,436.52
  4. Step 4: Simplify right side
    178,967.28x = 29,220,203,418.16
  5. Step 5: Solve for x
    x = 29,220,203,418.16/178,967.28
  6. Step 6: Final answer
    x = 163,271.20

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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.