Home / 109,805.66-151,527.75-59,503.58

Finding the Fourth Proportional to 109,805.66, 151,527.75 and 59,503.58

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Solution

The fourth proportional to 109,805.66, 151,527.75 and 59,503.58 is: 82,112.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,805.66 : 151,527.75 = 59,503.58 : x
  2. Step 2: Convert to fraction form
    109,805.66/151,527.75 = 59,503.58/x
  3. Step 3: Cross multiply
    109,805.66x = 151,527.75 × 59,503.58
  4. Step 4: Simplify right side
    109,805.66x = 9,016,443,594.35
  5. Step 5: Solve for x
    x = 9,016,443,594.35/109,805.66
  6. Step 6: Final answer
    x = 82,112.74

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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.