Home / 154,620.90-231,858.25-59,895.45

Finding the Fourth Proportional to 154,620.90, 231,858.25 and 59,895.45

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Solution

The fourth proportional to 154,620.90, 231,858.25 and 59,895.45 is: 89,814.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,620.90 : 231,858.25 = 59,895.45 : x
  2. Step 2: Convert to fraction form
    154,620.90/231,858.25 = 59,895.45/x
  3. Step 3: Cross multiply
    154,620.90x = 231,858.25 × 59,895.45
  4. Step 4: Simplify right side
    154,620.90x = 13,887,254,070.22
  5. Step 5: Solve for x
    x = 13,887,254,070.22/154,620.90
  6. Step 6: Final answer
    x = 89,814.86

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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.