Home / 110,039.05-151,855.11-62,291.35

Finding the Fourth Proportional to 110,039.05, 151,855.11 and 62,291.35

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Solution

The fourth proportional to 110,039.05, 151,855.11 and 62,291.35 is: 85,962.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,039.05 : 151,855.11 = 62,291.35 : x
  2. Step 2: Convert to fraction form
    110,039.05/151,855.11 = 62,291.35/x
  3. Step 3: Cross multiply
    110,039.05x = 151,855.11 × 62,291.35
  4. Step 4: Simplify right side
    110,039.05x = 9,459,258,735.57
  5. Step 5: Solve for x
    x = 9,459,258,735.57/110,039.05
  6. Step 6: Final answer
    x = 85,962.75

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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.