Home / 69,572.38-104,349.34-19,657.01

Finding the Fourth Proportional to 69,572.38, 104,349.34 and 19,657.01

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Solution

The fourth proportional to 69,572.38, 104,349.34 and 19,657.01 is: 29,482.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,572.38 : 104,349.34 = 19,657.01 : x
  2. Step 2: Convert to fraction form
    69,572.38/104,349.34 = 19,657.01/x
  3. Step 3: Cross multiply
    69,572.38x = 104,349.34 × 19,657.01
  4. Step 4: Simplify right side
    69,572.38x = 2,051,196,019.87
  5. Step 5: Solve for x
    x = 2,051,196,019.87/69,572.38
  6. Step 6: Final answer
    x = 29,482.91

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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.