Home / 413,156.16-619,620.84-113,566.32

Finding the Fourth Proportional to 413,156.16, 619,620.84 and 113,566.32

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Solution

The fourth proportional to 413,156.16, 619,620.84 and 113,566.32 is: 170,318.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,156.16 : 619,620.84 = 113,566.32 : x
  2. Step 2: Convert to fraction form
    413,156.16/619,620.84 = 113,566.32/x
  3. Step 3: Cross multiply
    413,156.16x = 619,620.84 × 113,566.32
  4. Step 4: Simplify right side
    413,156.16x = 70,368,058,594.11
  5. Step 5: Solve for x
    x = 70,368,058,594.11/413,156.16
  6. Step 6: Final answer
    x = 170,318.31

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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.