Home / 179,188.10-247,279.62-98,615.60

Finding the Fourth Proportional to 179,188.10, 247,279.62 and 98,615.60

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Solution

The fourth proportional to 179,188.10, 247,279.62 and 98,615.60 is: 136,089.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,188.10 : 247,279.62 = 98,615.60 : x
  2. Step 2: Convert to fraction form
    179,188.10/247,279.62 = 98,615.60/x
  3. Step 3: Cross multiply
    179,188.10x = 247,279.62 × 98,615.60
  4. Step 4: Simplify right side
    179,188.10x = 24,385,628,094.07
  5. Step 5: Solve for x
    x = 24,385,628,094.07/179,188.10
  6. Step 6: Final answer
    x = 136,089.55

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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.