Home / 169,799.28-254,749.86-68,545.23

Finding the Fourth Proportional to 169,799.28, 254,749.86 and 68,545.23

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Solution

The fourth proportional to 169,799.28, 254,749.86 and 68,545.23 is: 102,838.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,799.28 : 254,749.86 = 68,545.23 : x
  2. Step 2: Convert to fraction form
    169,799.28/254,749.86 = 68,545.23/x
  3. Step 3: Cross multiply
    169,799.28x = 254,749.86 × 68,545.23
  4. Step 4: Simplify right side
    169,799.28x = 17,461,887,746.17
  5. Step 5: Solve for x
    x = 17,461,887,746.17/169,799.28
  6. Step 6: Final answer
    x = 102,838.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.