Home / 105,869.08-146,110.94-60,551.20

Finding the Fourth Proportional to 105,869.08, 146,110.94 and 60,551.20

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Solution

The fourth proportional to 105,869.08, 146,110.94 and 60,551.20 is: 83,567.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,869.08 : 146,110.94 = 60,551.20 : x
  2. Step 2: Convert to fraction form
    105,869.08/146,110.94 = 60,551.20/x
  3. Step 3: Cross multiply
    105,869.08x = 146,110.94 × 60,551.20
  4. Step 4: Simplify right side
    105,869.08x = 8,847,192,750.13
  5. Step 5: Solve for x
    x = 8,847,192,750.13/105,869.08
  6. Step 6: Final answer
    x = 83,567.30

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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.