Home / 40,783.08-61,123.05-23,262.78

Finding the Fourth Proportional to 40,783.08, 61,123.05 and 23,262.78

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Solution

The fourth proportional to 40,783.08, 61,123.05 and 23,262.78 is: 34,864.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,783.08 : 61,123.05 = 23,262.78 : x
  2. Step 2: Convert to fraction form
    40,783.08/61,123.05 = 23,262.78/x
  3. Step 3: Cross multiply
    40,783.08x = 61,123.05 × 23,262.78
  4. Step 4: Simplify right side
    40,783.08x = 1,421,892,065.08
  5. Step 5: Solve for x
    x = 1,421,892,065.08/40,783.08
  6. Step 6: Final answer
    x = 34,864.75

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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.