Home / 69,767.31-96,116.16-48,509.67

Finding the Fourth Proportional to 69,767.31, 96,116.16 and 48,509.67

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Solution

The fourth proportional to 69,767.31, 96,116.16 and 48,509.67 is: 66,830.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,767.31 : 96,116.16 = 48,509.67 : x
  2. Step 2: Convert to fraction form
    69,767.31/96,116.16 = 48,509.67/x
  3. Step 3: Cross multiply
    69,767.31x = 96,116.16 × 48,509.67
  4. Step 4: Simplify right side
    69,767.31x = 4,662,563,203.27
  5. Step 5: Solve for x
    x = 4,662,563,203.27/69,767.31
  6. Step 6: Final answer
    x = 66,830.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.