Home / 118,586.06-163,652.66-67,597.88

Finding the Fourth Proportional to 118,586.06, 163,652.66 and 67,597.88

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Solution

The fourth proportional to 118,586.06, 163,652.66 and 67,597.88 is: 93,287.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,586.06 : 163,652.66 = 67,597.88 : x
  2. Step 2: Convert to fraction form
    118,586.06/163,652.66 = 67,597.88/x
  3. Step 3: Cross multiply
    118,586.06x = 163,652.66 × 67,597.88
  4. Step 4: Simplify right side
    118,586.06x = 11,062,572,872.36
  5. Step 5: Solve for x
    x = 11,062,572,872.36/118,586.06
  6. Step 6: Final answer
    x = 93,287.30

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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.