Home / 251,038.65-376,557.15-91,114.37

Finding the Fourth Proportional to 251,038.65, 376,557.15 and 91,114.37

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Solution

The fourth proportional to 251,038.65, 376,557.15 and 91,114.37 is: 136,671.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,038.65 : 376,557.15 = 91,114.37 : x
  2. Step 2: Convert to fraction form
    251,038.65/376,557.15 = 91,114.37/x
  3. Step 3: Cross multiply
    251,038.65x = 376,557.15 × 91,114.37
  4. Step 4: Simplify right side
    251,038.65x = 34,309,765,152.89
  5. Step 5: Solve for x
    x = 34,309,765,152.89/251,038.65
  6. Step 6: Final answer
    x = 136,671.25

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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.