Home / 118,634.93-163,727.37-70,887.27

Finding the Fourth Proportional to 118,634.93, 163,727.37 and 70,887.27

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Solution

The fourth proportional to 118,634.93, 163,727.37 and 70,887.27 is: 97,831.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,634.93 : 163,727.37 = 70,887.27 : x
  2. Step 2: Convert to fraction form
    118,634.93/163,727.37 = 70,887.27/x
  3. Step 3: Cross multiply
    118,634.93x = 163,727.37 × 70,887.27
  4. Step 4: Simplify right side
    118,634.93x = 11,606,186,283.58
  5. Step 5: Solve for x
    x = 11,606,186,283.58/118,634.93
  6. Step 6: Final answer
    x = 97,831.11

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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.