Home / 179,175.60-247,276.80-98,618.40

Finding the Fourth Proportional to 179,175.60, 247,276.80 and 98,618.40

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Solution

The fourth proportional to 179,175.60, 247,276.80 and 98,618.40 is: 136,101.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,175.60 : 247,276.80 = 98,618.40 : x
  2. Step 2: Convert to fraction form
    179,175.60/247,276.80 = 98,618.40/x
  3. Step 3: Cross multiply
    179,175.60x = 247,276.80 × 98,618.40
  4. Step 4: Simplify right side
    179,175.60x = 24,386,042,373.12
  5. Step 5: Solve for x
    x = 24,386,042,373.12/179,175.60
  6. Step 6: Final answer
    x = 136,101.36

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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.