Home / 166,117.12-229,214.59-98,124.66

Finding the Fourth Proportional to 166,117.12, 229,214.59 and 98,124.66

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Solution

The fourth proportional to 166,117.12, 229,214.59 and 98,124.66 is: 135,396.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,117.12 : 229,214.59 = 98,124.66 : x
  2. Step 2: Convert to fraction form
    166,117.12/229,214.59 = 98,124.66/x
  3. Step 3: Cross multiply
    166,117.12x = 229,214.59 × 98,124.66
  4. Step 4: Simplify right side
    166,117.12x = 22,491,603,465.48
  5. Step 5: Solve for x
    x = 22,491,603,465.48/166,117.12
  6. Step 6: Final answer
    x = 135,396.06

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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.