Home / 217,172.16-325,767.35-59,400.36

Finding the Fourth Proportional to 217,172.16, 325,767.35 and 59,400.36

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Solution

The fourth proportional to 217,172.16, 325,767.35 and 59,400.36 is: 89,103.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,172.16 : 325,767.35 = 59,400.36 : x
  2. Step 2: Convert to fraction form
    217,172.16/325,767.35 = 59,400.36/x
  3. Step 3: Cross multiply
    217,172.16x = 325,767.35 × 59,400.36
  4. Step 4: Simplify right side
    217,172.16x = 19,350,698,014.75
  5. Step 5: Solve for x
    x = 19,350,698,014.75/217,172.16
  6. Step 6: Final answer
    x = 89,103.03

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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.