Home / 177,784.02-245,342.16-97,211.90

Finding the Fourth Proportional to 177,784.02, 245,342.16 and 97,211.90

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Solution

The fourth proportional to 177,784.02, 245,342.16 and 97,211.90 is: 134,152.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,784.02 : 245,342.16 = 97,211.90 : x
  2. Step 2: Convert to fraction form
    177,784.02/245,342.16 = 97,211.90/x
  3. Step 3: Cross multiply
    177,784.02x = 245,342.16 × 97,211.90
  4. Step 4: Simplify right side
    177,784.02x = 23,850,177,523.70
  5. Step 5: Solve for x
    x = 23,850,177,523.70/177,784.02
  6. Step 6: Final answer
    x = 134,152.54

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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.