Home / 102,450.56-153,683.76-39,300.96

Finding the Fourth Proportional to 102,450.56, 153,683.76 and 39,300.96

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Solution

The fourth proportional to 102,450.56, 153,683.76 and 39,300.96 is: 58,954.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,450.56 : 153,683.76 = 39,300.96 : x
  2. Step 2: Convert to fraction form
    102,450.56/153,683.76 = 39,300.96/x
  3. Step 3: Cross multiply
    102,450.56x = 153,683.76 × 39,300.96
  4. Step 4: Simplify right side
    102,450.56x = 6,039,919,304.41
  5. Step 5: Solve for x
    x = 6,039,919,304.41/102,450.56
  6. Step 6: Final answer
    x = 58,954.48

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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.