Home / 199,315.70-298,973.55-104,416.10

Finding the Fourth Proportional to 199,315.70, 298,973.55 and 104,416.10

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Solution

The fourth proportional to 199,315.70, 298,973.55 and 104,416.10 is: 156,624.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,315.70 : 298,973.55 = 104,416.10 : x
  2. Step 2: Convert to fraction form
    199,315.70/298,973.55 = 104,416.10/x
  3. Step 3: Cross multiply
    199,315.70x = 298,973.55 × 104,416.10
  4. Step 4: Simplify right side
    199,315.70x = 31,217,652,094.16
  5. Step 5: Solve for x
    x = 31,217,652,094.16/199,315.70
  6. Step 6: Final answer
    x = 156,624.15

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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.