Home / 106,546.44-147,038.88-61,239.12

Finding the Fourth Proportional to 106,546.44, 147,038.88 and 61,239.12

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Solution

The fourth proportional to 106,546.44, 147,038.88 and 61,239.12 is: 84,512.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,546.44 : 147,038.88 = 61,239.12 : x
  2. Step 2: Convert to fraction form
    106,546.44/147,038.88 = 61,239.12/x
  3. Step 3: Cross multiply
    106,546.44x = 147,038.88 × 61,239.12
  4. Step 4: Simplify right side
    106,546.44x = 9,004,531,616.99
  5. Step 5: Solve for x
    x = 9,004,531,616.99/106,546.44
  6. Step 6: Final answer
    x = 84,512.74

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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.