Home / 128,582.70-193,003.65-62,076.30

Finding the Fourth Proportional to 128,582.70, 193,003.65 and 62,076.30

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Solution

The fourth proportional to 128,582.70, 193,003.65 and 62,076.30 is: 93,177.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,582.70 : 193,003.65 = 62,076.30 : x
  2. Step 2: Convert to fraction form
    128,582.70/193,003.65 = 62,076.30/x
  3. Step 3: Cross multiply
    128,582.70x = 193,003.65 × 62,076.30
  4. Step 4: Simplify right side
    128,582.70x = 11,980,952,478.50
  5. Step 5: Solve for x
    x = 11,980,952,478.50/128,582.70
  6. Step 6: Final answer
    x = 93,177.02

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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.