Home / 108,014.94-149,037.84-62,687.34

Finding the Fourth Proportional to 108,014.94, 149,037.84 and 62,687.34

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Solution

The fourth proportional to 108,014.94, 149,037.84 and 62,687.34 is: 86,495.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,014.94 : 149,037.84 = 62,687.34 : x
  2. Step 2: Convert to fraction form
    108,014.94/149,037.84 = 62,687.34/x
  3. Step 3: Cross multiply
    108,014.94x = 149,037.84 × 62,687.34
  4. Step 4: Simplify right side
    108,014.94x = 9,342,785,748.95
  5. Step 5: Solve for x
    x = 9,342,785,748.95/108,014.94
  6. Step 6: Final answer
    x = 86,495.31

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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.