Home / 116,343.45-160,569.06-71,012.01

Finding the Fourth Proportional to 116,343.45, 160,569.06 and 71,012.01

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Solution

The fourth proportional to 116,343.45, 160,569.06 and 71,012.01 is: 98,005.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,343.45 : 160,569.06 = 71,012.01 : x
  2. Step 2: Convert to fraction form
    116,343.45/160,569.06 = 71,012.01/x
  3. Step 3: Cross multiply
    116,343.45x = 160,569.06 × 71,012.01
  4. Step 4: Simplify right side
    116,343.45x = 11,402,331,694.41
  5. Step 5: Solve for x
    x = 11,402,331,694.41/116,343.45
  6. Step 6: Final answer
    x = 98,005.79

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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.