Home / 108,418.55-149,615.22-59,360.07

Finding the Fourth Proportional to 108,418.55, 149,615.22 and 59,360.07

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Solution

The fourth proportional to 108,418.55, 149,615.22 and 59,360.07 is: 81,915.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,418.55 : 149,615.22 = 59,360.07 : x
  2. Step 2: Convert to fraction form
    108,418.55/149,615.22 = 59,360.07/x
  3. Step 3: Cross multiply
    108,418.55x = 149,615.22 × 59,360.07
  4. Step 4: Simplify right side
    108,418.55x = 8,881,169,932.27
  5. Step 5: Solve for x
    x = 8,881,169,932.27/108,418.55
  6. Step 6: Final answer
    x = 81,915.59

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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.