Home / 108,579.69-149,846.12-60,848.41

Finding the Fourth Proportional to 108,579.69, 149,846.12 and 60,848.41

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Solution

The fourth proportional to 108,579.69, 149,846.12 and 60,848.41 is: 83,974.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,579.69 : 149,846.12 = 60,848.41 : x
  2. Step 2: Convert to fraction form
    108,579.69/149,846.12 = 60,848.41/x
  3. Step 3: Cross multiply
    108,579.69x = 149,846.12 × 60,848.41
  4. Step 4: Simplify right side
    108,579.69x = 9,117,898,146.67
  5. Step 5: Solve for x
    x = 9,117,898,146.67/108,579.69
  6. Step 6: Final answer
    x = 83,974.25

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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.