Home / 118,304.90-163,258.62-67,316.53

Finding the Fourth Proportional to 118,304.90, 163,258.62 and 67,316.53

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Solution

The fourth proportional to 118,304.90, 163,258.62 and 67,316.53 is: 92,895.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,304.90 : 163,258.62 = 67,316.53 : x
  2. Step 2: Convert to fraction form
    118,304.90/163,258.62 = 67,316.53/x
  3. Step 3: Cross multiply
    118,304.90x = 163,258.62 × 67,316.53
  4. Step 4: Simplify right side
    118,304.90x = 10,990,003,790.99
  5. Step 5: Solve for x
    x = 10,990,003,790.99/118,304.90
  6. Step 6: Final answer
    x = 92,895.59

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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.