Home / 119,254.49-164,535.27-71,490.41

Finding the Fourth Proportional to 119,254.49, 164,535.27 and 71,490.41

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Solution

The fourth proportional to 119,254.49, 164,535.27 and 71,490.41 is: 98,635.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,254.49 : 164,535.27 = 71,490.41 : x
  2. Step 2: Convert to fraction form
    119,254.49/164,535.27 = 71,490.41/x
  3. Step 3: Cross multiply
    119,254.49x = 164,535.27 × 71,490.41
  4. Step 4: Simplify right side
    119,254.49x = 11,762,693,911.76
  5. Step 5: Solve for x
    x = 11,762,693,911.76/119,254.49
  6. Step 6: Final answer
    x = 98,635.23

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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.