Home / 157,697.40-236,546.10-134,077.80

Finding the Fourth Proportional to 157,697.40, 236,546.10 and 134,077.80

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Solution

The fourth proportional to 157,697.40, 236,546.10 and 134,077.80 is: 201,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,697.40 : 236,546.10 = 134,077.80 : x
  2. Step 2: Convert to fraction form
    157,697.40/236,546.10 = 134,077.80/x
  3. Step 3: Cross multiply
    157,697.40x = 236,546.10 × 134,077.80
  4. Step 4: Simplify right side
    157,697.40x = 31,715,580,686.58
  5. Step 5: Solve for x
    x = 31,715,580,686.58/157,697.40
  6. Step 6: Final answer
    x = 201,116.70

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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.