Home / 134,051.10-201,076.65-89,144.70

Finding the Fourth Proportional to 134,051.10, 201,076.65 and 89,144.70

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Solution

The fourth proportional to 134,051.10, 201,076.65 and 89,144.70 is: 133,717.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,051.10 : 201,076.65 = 89,144.70 : x
  2. Step 2: Convert to fraction form
    134,051.10/201,076.65 = 89,144.70/x
  3. Step 3: Cross multiply
    134,051.10x = 201,076.65 × 89,144.70
  4. Step 4: Simplify right side
    134,051.10x = 17,924,917,641.26
  5. Step 5: Solve for x
    x = 17,924,917,641.26/134,051.10
  6. Step 6: Final answer
    x = 133,717.05

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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.