Home / 109,684.13-151,364.16-59,383.13

Finding the Fourth Proportional to 109,684.13, 151,364.16 and 59,383.13

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Solution

The fourth proportional to 109,684.13, 151,364.16 and 59,383.13 is: 81,948.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,684.13 : 151,364.16 = 59,383.13 : x
  2. Step 2: Convert to fraction form
    109,684.13/151,364.16 = 59,383.13/x
  3. Step 3: Cross multiply
    109,684.13x = 151,364.16 × 59,383.13
  4. Step 4: Simplify right side
    109,684.13x = 8,988,476,833.80
  5. Step 5: Solve for x
    x = 8,988,476,833.80/109,684.13
  6. Step 6: Final answer
    x = 81,948.75

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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.