Home / 69,586.04-104,384.66-19,666.55

Finding the Fourth Proportional to 69,586.04, 104,384.66 and 19,666.55

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Solution

The fourth proportional to 69,586.04, 104,384.66 and 19,666.55 is: 29,501.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,586.04 : 104,384.66 = 19,666.55 : x
  2. Step 2: Convert to fraction form
    69,586.04/104,384.66 = 19,666.55/x
  3. Step 3: Cross multiply
    69,586.04x = 104,384.66 × 19,666.55
  4. Step 4: Simplify right side
    69,586.04x = 2,052,885,514.87
  5. Step 5: Solve for x
    x = 2,052,885,514.87/69,586.04
  6. Step 6: Final answer
    x = 29,501.40

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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.