Home / 128,582.34-192,873.54-62,010.06

Finding the Fourth Proportional to 128,582.34, 192,873.54 and 62,010.06

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Solution

The fourth proportional to 128,582.34, 192,873.54 and 62,010.06 is: 93,015.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,582.34 : 192,873.54 = 62,010.06 : x
  2. Step 2: Convert to fraction form
    128,582.34/192,873.54 = 62,010.06/x
  3. Step 3: Cross multiply
    128,582.34x = 192,873.54 × 62,010.06
  4. Step 4: Simplify right side
    128,582.34x = 11,960,099,787.81
  5. Step 5: Solve for x
    x = 11,960,099,787.81/128,582.34
  6. Step 6: Final answer
    x = 93,015.10

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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.