Home / 109,741.19-151,443.56-59,440.19

Finding the Fourth Proportional to 109,741.19, 151,443.56 and 59,440.19

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Solution

The fourth proportional to 109,741.19, 151,443.56 and 59,440.19 is: 82,027.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,741.19 : 151,443.56 = 59,440.19 : x
  2. Step 2: Convert to fraction form
    109,741.19/151,443.56 = 59,440.19/x
  3. Step 3: Cross multiply
    109,741.19x = 151,443.56 × 59,440.19
  4. Step 4: Simplify right side
    109,741.19x = 9,001,833,372.06
  5. Step 5: Solve for x
    x = 9,001,833,372.06/109,741.19
  6. Step 6: Final answer
    x = 82,027.85

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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.