Home / 179,238.78-247,347.57-98,664.60

Finding the Fourth Proportional to 179,238.78, 247,347.57 and 98,664.60

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Solution

The fourth proportional to 179,238.78, 247,347.57 and 98,664.60 is: 136,156.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,238.78 : 247,347.57 = 98,664.60 : x
  2. Step 2: Convert to fraction form
    179,238.78/247,347.57 = 98,664.60/x
  3. Step 3: Cross multiply
    179,238.78x = 247,347.57 × 98,664.60
  4. Step 4: Simplify right side
    179,238.78x = 24,404,449,055.02
  5. Step 5: Solve for x
    x = 24,404,449,055.02/179,238.78
  6. Step 6: Final answer
    x = 136,156.08

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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.