Home / 219,282.06-302,609.15-118,680.06

Finding the Fourth Proportional to 219,282.06, 302,609.15 and 118,680.06

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Solution

The fourth proportional to 219,282.06, 302,609.15 and 118,680.06 is: 163,778.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,282.06 : 302,609.15 = 118,680.06 : x
  2. Step 2: Convert to fraction form
    219,282.06/302,609.15 = 118,680.06/x
  3. Step 3: Cross multiply
    219,282.06x = 302,609.15 × 118,680.06
  4. Step 4: Simplify right side
    219,282.06x = 35,913,672,078.55
  5. Step 5: Solve for x
    x = 35,913,672,078.55/219,282.06
  6. Step 6: Final answer
    x = 163,778.43

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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.