Home / 119,548.85-164,927.89-71,141.08

Finding the Fourth Proportional to 119,548.85, 164,927.89 and 71,141.08

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Solution

The fourth proportional to 119,548.85, 164,927.89 and 71,141.08 is: 98,145.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,548.85 : 164,927.89 = 71,141.08 : x
  2. Step 2: Convert to fraction form
    119,548.85/164,927.89 = 71,141.08/x
  3. Step 3: Cross multiply
    119,548.85x = 164,927.89 × 71,141.08
  4. Step 4: Simplify right side
    119,548.85x = 11,733,148,216.72
  5. Step 5: Solve for x
    x = 11,733,148,216.72/119,548.85
  6. Step 6: Final answer
    x = 98,145.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.