Home / 185,918.83-256,569.63-101,035.90

Finding the Fourth Proportional to 185,918.83, 256,569.63 and 101,035.90

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Solution

The fourth proportional to 185,918.83, 256,569.63 and 101,035.90 is: 139,430.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,918.83 : 256,569.63 = 101,035.90 : x
  2. Step 2: Convert to fraction form
    185,918.83/256,569.63 = 101,035.90/x
  3. Step 3: Cross multiply
    185,918.83x = 256,569.63 × 101,035.90
  4. Step 4: Simplify right side
    185,918.83x = 25,922,743,479.72
  5. Step 5: Solve for x
    x = 25,922,743,479.72/185,918.83
  6. Step 6: Final answer
    x = 139,430.44

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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.