Home / 106,330.40-146,726.16-60,999.20

Finding the Fourth Proportional to 106,330.40, 146,726.16 and 60,999.20

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Solution

The fourth proportional to 106,330.40, 146,726.16 and 60,999.20 is: 84,173.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,330.40 : 146,726.16 = 60,999.20 : x
  2. Step 2: Convert to fraction form
    106,330.40/146,726.16 = 60,999.20/x
  3. Step 3: Cross multiply
    106,330.40x = 146,726.16 × 60,999.20
  4. Step 4: Simplify right side
    106,330.40x = 8,950,178,379.07
  5. Step 5: Solve for x
    x = 8,950,178,379.07/106,330.40
  6. Step 6: Final answer
    x = 84,173.28

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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.