Home / 105,869.54-146,102.02-60,554.90

Finding the Fourth Proportional to 105,869.54, 146,102.02 and 60,554.90

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Solution

The fourth proportional to 105,869.54, 146,102.02 and 60,554.90 is: 83,566.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,869.54 : 146,102.02 = 60,554.90 : x
  2. Step 2: Convert to fraction form
    105,869.54/146,102.02 = 60,554.90/x
  3. Step 3: Cross multiply
    105,869.54x = 146,102.02 × 60,554.90
  4. Step 4: Simplify right side
    105,869.54x = 8,847,193,210.90
  5. Step 5: Solve for x
    x = 8,847,193,210.90/105,869.54
  6. Step 6: Final answer
    x = 83,566.94

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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.