Home / 119,063.04-164,301.60-71,342.88

Finding the Fourth Proportional to 119,063.04, 164,301.60 and 71,342.88

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Solution

The fourth proportional to 119,063.04, 164,301.60 and 71,342.88 is: 98,449.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,063.04 : 164,301.60 = 71,342.88 : x
  2. Step 2: Convert to fraction form
    119,063.04/164,301.60 = 71,342.88/x
  3. Step 3: Cross multiply
    119,063.04x = 164,301.60 × 71,342.88
  4. Step 4: Simplify right side
    119,063.04x = 11,721,749,332.61
  5. Step 5: Solve for x
    x = 11,721,749,332.61/119,063.04
  6. Step 6: Final answer
    x = 98,449.94

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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.