Home / 251,345.13-377,014.40-61,807.14

Finding the Fourth Proportional to 251,345.13, 377,014.40 and 61,807.14

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Solution

The fourth proportional to 251,345.13, 377,014.40 and 61,807.14 is: 92,709.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,345.13 : 377,014.40 = 61,807.14 : x
  2. Step 2: Convert to fraction form
    251,345.13/377,014.40 = 61,807.14/x
  3. Step 3: Cross multiply
    251,345.13x = 377,014.40 × 61,807.14
  4. Step 4: Simplify right side
    251,345.13x = 23,302,181,493.78
  5. Step 5: Solve for x
    x = 23,302,181,493.78/251,345.13
  6. Step 6: Final answer
    x = 92,709.90

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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.