Home / 179,686.84-247,710.06-141,380.32

Finding the Fourth Proportional to 179,686.84, 247,710.06 and 141,380.32

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Solution

The fourth proportional to 179,686.84, 247,710.06 and 141,380.32 is: 194,902.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,686.84 : 247,710.06 = 141,380.32 : x
  2. Step 2: Convert to fraction form
    179,686.84/247,710.06 = 141,380.32/x
  3. Step 3: Cross multiply
    179,686.84x = 247,710.06 × 141,380.32
  4. Step 4: Simplify right side
    179,686.84x = 35,021,326,930.74
  5. Step 5: Solve for x
    x = 35,021,326,930.74/179,686.84
  6. Step 6: Final answer
    x = 194,902.02

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1.5x scale

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.