Home / 69,430.08-104,156.16-22,672.32

Finding the Fourth Proportional to 69,430.08, 104,156.16 and 22,672.32

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Solution

The fourth proportional to 69,430.08, 104,156.16 and 22,672.32 is: 34,012.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,430.08 : 104,156.16 = 22,672.32 : x
  2. Step 2: Convert to fraction form
    69,430.08/104,156.16 = 22,672.32/x
  3. Step 3: Cross multiply
    69,430.08x = 104,156.16 × 22,672.32
  4. Step 4: Simplify right side
    69,430.08x = 2,361,461,789.49
  5. Step 5: Solve for x
    x = 2,361,461,789.49/69,430.08
  6. Step 6: Final answer
    x = 34,012.09

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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.