Home / 69,587.06-104,384.12-19,670.76

Finding the Fourth Proportional to 69,587.06, 104,384.12 and 19,670.76

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Solution

The fourth proportional to 69,587.06, 104,384.12 and 19,670.76 is: 29,507.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,587.06 : 104,384.12 = 19,670.76 : x
  2. Step 2: Convert to fraction form
    69,587.06/104,384.12 = 19,670.76/x
  3. Step 3: Cross multiply
    69,587.06x = 104,384.12 × 19,670.76
  4. Step 4: Simplify right side
    69,587.06x = 2,053,314,873.98
  5. Step 5: Solve for x
    x = 2,053,314,873.98/69,587.06
  6. Step 6: Final answer
    x = 29,507.14

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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.