Home / 108,823.44-150,191-61,079.40

Finding the Fourth Proportional to 108,823.44, 150,191 and 61,079.40

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Solution

The fourth proportional to 108,823.44, 150,191 and 61,079.40 is: 84,297.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,823.44 : 150,191 = 61,079.40 : x
  2. Step 2: Convert to fraction form
    108,823.44/150,191 = 61,079.40/x
  3. Step 3: Cross multiply
    108,823.44x = 150,191 × 61,079.40
  4. Step 4: Simplify right side
    108,823.44x = 9,173,576,165.40
  5. Step 5: Solve for x
    x = 9,173,576,165.40/108,823.44
  6. Step 6: Final answer
    x = 84,297.80

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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.