Home / 113,368.10-169,940.55-63,472.10

Finding the Fourth Proportional to 113,368.10, 169,940.55 and 63,472.10

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Solution

The fourth proportional to 113,368.10, 169,940.55 and 63,472.10 is: 95,145.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,368.10 : 169,940.55 = 63,472.10 : x
  2. Step 2: Convert to fraction form
    113,368.10/169,940.55 = 63,472.10/x
  3. Step 3: Cross multiply
    113,368.10x = 169,940.55 × 63,472.10
  4. Step 4: Simplify right side
    113,368.10x = 10,786,483,583.66
  5. Step 5: Solve for x
    x = 10,786,483,583.66/113,368.10
  6. Step 6: Final answer
    x = 95,145.67

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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.