Home / 143,233.08-197,574.07-85,050.38

Finding the Fourth Proportional to 143,233.08, 197,574.07 and 85,050.38

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Solution

The fourth proportional to 143,233.08, 197,574.07 and 85,050.38 is: 117,317.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,233.08 : 197,574.07 = 85,050.38 : x
  2. Step 2: Convert to fraction form
    143,233.08/197,574.07 = 85,050.38/x
  3. Step 3: Cross multiply
    143,233.08x = 197,574.07 × 85,050.38
  4. Step 4: Simplify right side
    143,233.08x = 16,803,749,731.65
  5. Step 5: Solve for x
    x = 16,803,749,731.65/143,233.08
  6. Step 6: Final answer
    x = 117,317.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.