Home / 199,436.16-299,108.62-57,280.31

Finding the Fourth Proportional to 199,436.16, 299,108.62 and 57,280.31

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Solution

The fourth proportional to 199,436.16, 299,108.62 and 57,280.31 is: 85,907.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,436.16 : 299,108.62 = 57,280.31 : x
  2. Step 2: Convert to fraction form
    199,436.16/299,108.62 = 57,280.31/x
  3. Step 3: Cross multiply
    199,436.16x = 299,108.62 × 57,280.31
  4. Step 4: Simplify right side
    199,436.16x = 17,133,034,174.99
  5. Step 5: Solve for x
    x = 17,133,034,174.99/199,436.16
  6. Step 6: Final answer
    x = 85,907.36

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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.