Home / 147,099.12-220,683.36-64,016.88

Finding the Fourth Proportional to 147,099.12, 220,683.36 and 64,016.88

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Solution

The fourth proportional to 147,099.12, 220,683.36 and 64,016.88 is: 96,040.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,099.12 : 220,683.36 = 64,016.88 : x
  2. Step 2: Convert to fraction form
    147,099.12/220,683.36 = 64,016.88/x
  3. Step 3: Cross multiply
    147,099.12x = 220,683.36 × 64,016.88
  4. Step 4: Simplify right side
    147,099.12x = 14,127,460,175.12
  5. Step 5: Solve for x
    x = 14,127,460,175.12/147,099.12
  6. Step 6: Final answer
    x = 96,040.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.