Home / 207,261.12-310,891.64-57,501.40

Finding the Fourth Proportional to 207,261.12, 310,891.64 and 57,501.40

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Solution

The fourth proportional to 207,261.12, 310,891.64 and 57,501.40 is: 86,252.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,261.12 : 310,891.64 = 57,501.40 : x
  2. Step 2: Convert to fraction form
    207,261.12/310,891.64 = 57,501.40/x
  3. Step 3: Cross multiply
    207,261.12x = 310,891.64 × 57,501.40
  4. Step 4: Simplify right side
    207,261.12x = 17,876,704,548.30
  5. Step 5: Solve for x
    x = 17,876,704,548.30/207,261.12
  6. Step 6: Final answer
    x = 86,252.09

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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.