Home / 69,400.65-104,155.72-35,665.34

Finding the Fourth Proportional to 69,400.65, 104,155.72 and 35,665.34

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Solution

The fourth proportional to 69,400.65, 104,155.72 and 35,665.34 is: 53,526.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,400.65 : 104,155.72 = 35,665.34 : x
  2. Step 2: Convert to fraction form
    69,400.65/104,155.72 = 35,665.34/x
  3. Step 3: Cross multiply
    69,400.65x = 104,155.72 × 35,665.34
  4. Step 4: Simplify right side
    69,400.65x = 3,714,749,050.36
  5. Step 5: Solve for x
    x = 3,714,749,050.36/69,400.65
  6. Step 6: Final answer
    x = 53,526.14

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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.