Home / 108,237.72-149,367.60-60,491.06

Finding the Fourth Proportional to 108,237.72, 149,367.60 and 60,491.06

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Solution

The fourth proportional to 108,237.72, 149,367.60 and 60,491.06 is: 83,477.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,237.72 : 149,367.60 = 60,491.06 : x
  2. Step 2: Convert to fraction form
    108,237.72/149,367.60 = 60,491.06/x
  3. Step 3: Cross multiply
    108,237.72x = 149,367.60 × 60,491.06
  4. Step 4: Simplify right side
    108,237.72x = 9,035,404,453.66
  5. Step 5: Solve for x
    x = 9,035,404,453.66/108,237.72
  6. Step 6: Final answer
    x = 83,477.41

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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.