Home / 119,195.76-164,417.19-70,764.82

Finding the Fourth Proportional to 119,195.76, 164,417.19 and 70,764.82

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Solution

The fourth proportional to 119,195.76, 164,417.19 and 70,764.82 is: 97,612.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,195.76 : 164,417.19 = 70,764.82 : x
  2. Step 2: Convert to fraction form
    119,195.76/164,417.19 = 70,764.82/x
  3. Step 3: Cross multiply
    119,195.76x = 164,417.19 × 70,764.82
  4. Step 4: Simplify right side
    119,195.76x = 11,634,951,679.35
  5. Step 5: Solve for x
    x = 11,634,951,679.35/119,195.76
  6. Step 6: Final answer
    x = 97,612.13

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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.