Home / 108,047.60-149,097.49-62,718.27

Finding the Fourth Proportional to 108,047.60, 149,097.49 and 62,718.27

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Solution

The fourth proportional to 108,047.60, 149,097.49 and 62,718.27 is: 86,546.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,047.60 : 149,097.49 = 62,718.27 : x
  2. Step 2: Convert to fraction form
    108,047.60/149,097.49 = 62,718.27/x
  3. Step 3: Cross multiply
    108,047.60x = 149,097.49 × 62,718.27
  4. Step 4: Simplify right side
    108,047.60x = 9,351,136,634.14
  5. Step 5: Solve for x
    x = 9,351,136,634.14/108,047.60
  6. Step 6: Final answer
    x = 86,546.45

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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.