Home / 110,922.90-153,070.18-63,183.06

Finding the Fourth Proportional to 110,922.90, 153,070.18 and 63,183.06

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Solution

The fourth proportional to 110,922.90, 153,070.18 and 63,183.06 is: 87,190.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,922.90 : 153,070.18 = 63,183.06 : x
  2. Step 2: Convert to fraction form
    110,922.90/153,070.18 = 63,183.06/x
  3. Step 3: Cross multiply
    110,922.90x = 153,070.18 × 63,183.06
  4. Step 4: Simplify right side
    110,922.90x = 9,671,442,367.15
  5. Step 5: Solve for x
    x = 9,671,442,367.15/110,922.90
  6. Step 6: Final answer
    x = 87,190.67

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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.