Home / 194,837.60-292,256.40-111,663.20

Finding the Fourth Proportional to 194,837.60, 292,256.40 and 111,663.20

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Solution

The fourth proportional to 194,837.60, 292,256.40 and 111,663.20 is: 167,494.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,837.60 : 292,256.40 = 111,663.20 : x
  2. Step 2: Convert to fraction form
    194,837.60/292,256.40 = 111,663.20/x
  3. Step 3: Cross multiply
    194,837.60x = 292,256.40 × 111,663.20
  4. Step 4: Simplify right side
    194,837.60x = 32,634,284,844.48
  5. Step 5: Solve for x
    x = 32,634,284,844.48/194,837.60
  6. Step 6: Final answer
    x = 167,494.80

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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.