Home / 179,530.98-247,754.40-98,961.60

Finding the Fourth Proportional to 179,530.98, 247,754.40 and 98,961.60

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Solution

The fourth proportional to 179,530.98, 247,754.40 and 98,961.60 is: 136,567.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,530.98 : 247,754.40 = 98,961.60 : x
  2. Step 2: Convert to fraction form
    179,530.98/247,754.40 = 98,961.60/x
  3. Step 3: Cross multiply
    179,530.98x = 247,754.40 × 98,961.60
  4. Step 4: Simplify right side
    179,530.98x = 24,518,171,831.04
  5. Step 5: Solve for x
    x = 24,518,171,831.04/179,530.98
  6. Step 6: Final answer
    x = 136,567.92

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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.