Home / 118,207.73-163,104.33-70,465.52

Finding the Fourth Proportional to 118,207.73, 163,104.33 and 70,465.52

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Solution

The fourth proportional to 118,207.73, 163,104.33 and 70,465.52 is: 97,229.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,207.73 : 163,104.33 = 70,465.52 : x
  2. Step 2: Convert to fraction form
    118,207.73/163,104.33 = 70,465.52/x
  3. Step 3: Cross multiply
    118,207.73x = 163,104.33 × 70,465.52
  4. Step 4: Simplify right side
    118,207.73x = 11,493,232,099.71
  5. Step 5: Solve for x
    x = 11,493,232,099.71/118,207.73
  6. Step 6: Final answer
    x = 97,229.11

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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.