Home / 130,229.87-194,811.90-98,403.35

Finding the Fourth Proportional to 130,229.87, 194,811.90 and 98,403.35

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Solution

The fourth proportional to 130,229.87, 194,811.90 and 98,403.35 is: 147,202.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,229.87 : 194,811.90 = 98,403.35 : x
  2. Step 2: Convert to fraction form
    130,229.87/194,811.90 = 98,403.35/x
  3. Step 3: Cross multiply
    130,229.87x = 194,811.90 × 98,403.35
  4. Step 4: Simplify right side
    130,229.87x = 19,170,142,605.81
  5. Step 5: Solve for x
    x = 19,170,142,605.81/130,229.87
  6. Step 6: Final answer
    x = 147,202.35

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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.