Home / 109,742.36-151,443.66-59,441

Finding the Fourth Proportional to 109,742.36, 151,443.66 and 59,441

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Solution

The fourth proportional to 109,742.36, 151,443.66 and 59,441 is: 82,028.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,742.36 : 151,443.66 = 59,441 : x
  2. Step 2: Convert to fraction form
    109,742.36/151,443.66 = 59,441/x
  3. Step 3: Cross multiply
    109,742.36x = 151,443.66 × 59,441
  4. Step 4: Simplify right side
    109,742.36x = 9,001,962,594.06
  5. Step 5: Solve for x
    x = 9,001,962,594.06/109,742.36
  6. Step 6: Final answer
    x = 82,028.15

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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.