Home / 103,848.56-155,798.82-29,976.56

Finding the Fourth Proportional to 103,848.56, 155,798.82 and 29,976.56

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Solution

The fourth proportional to 103,848.56, 155,798.82 and 29,976.56 is: 44,972.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,848.56 : 155,798.82 = 29,976.56 : x
  2. Step 2: Convert to fraction form
    103,848.56/155,798.82 = 29,976.56/x
  3. Step 3: Cross multiply
    103,848.56x = 155,798.82 × 29,976.56
  4. Step 4: Simplify right side
    103,848.56x = 4,670,312,675.66
  5. Step 5: Solve for x
    x = 4,670,312,675.66/103,848.56
  6. Step 6: Final answer
    x = 44,972.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.