Home / 176,301.35-242,889.83-121,801.31

Finding the Fourth Proportional to 176,301.35, 242,889.83 and 121,801.31

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Solution

The fourth proportional to 176,301.35, 242,889.83 and 121,801.31 is: 167,805.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,301.35 : 242,889.83 = 121,801.31 : x
  2. Step 2: Convert to fraction form
    176,301.35/242,889.83 = 121,801.31/x
  3. Step 3: Cross multiply
    176,301.35x = 242,889.83 × 121,801.31
  4. Step 4: Simplify right side
    176,301.35x = 29,584,297,656.22
  5. Step 5: Solve for x
    x = 29,584,297,656.22/176,301.35
  6. Step 6: Final answer
    x = 167,805.29

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1.5x scale

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.