Home / 159,695.36-220,323.93-102,366.29

Finding the Fourth Proportional to 159,695.36, 220,323.93 and 102,366.29

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Solution

The fourth proportional to 159,695.36, 220,323.93 and 102,366.29 is: 141,229.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,695.36 : 220,323.93 = 102,366.29 : x
  2. Step 2: Convert to fraction form
    159,695.36/220,323.93 = 102,366.29/x
  3. Step 3: Cross multiply
    159,695.36x = 220,323.93 × 102,366.29
  4. Step 4: Simplify right side
    159,695.36x = 22,553,742,210.70
  5. Step 5: Solve for x
    x = 22,553,742,210.70/159,695.36
  6. Step 6: Final answer
    x = 141,229.79

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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.