Home / 108,360.36-149,549.70-60,625.80

Finding the Fourth Proportional to 108,360.36, 149,549.70 and 60,625.80

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Solution

The fourth proportional to 108,360.36, 149,549.70 and 60,625.80 is: 83,670.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,360.36 : 149,549.70 = 60,625.80 : x
  2. Step 2: Convert to fraction form
    108,360.36/149,549.70 = 60,625.80/x
  3. Step 3: Cross multiply
    108,360.36x = 149,549.70 × 60,625.80
  4. Step 4: Simplify right side
    108,360.36x = 9,066,570,202.26
  5. Step 5: Solve for x
    x = 9,066,570,202.26/108,360.36
  6. Step 6: Final answer
    x = 83,670.54

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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.