Home / 106,038.25-146,355.05-67,250.90

Finding the Fourth Proportional to 106,038.25, 146,355.05 and 67,250.90

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Solution

The fourth proportional to 106,038.25, 146,355.05 and 67,250.90 is: 92,820.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,038.25 : 146,355.05 = 67,250.90 : x
  2. Step 2: Convert to fraction form
    106,038.25/146,355.05 = 67,250.90/x
  3. Step 3: Cross multiply
    106,038.25x = 146,355.05 × 67,250.90
  4. Step 4: Simplify right side
    106,038.25x = 9,842,509,366.06
  5. Step 5: Solve for x
    x = 9,842,509,366.06/106,038.25
  6. Step 6: Final answer
    x = 92,820.37

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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.