Home / 205,152.23-307,697.55-64,892.63

Finding the Fourth Proportional to 205,152.23, 307,697.55 and 64,892.63

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Solution

The fourth proportional to 205,152.23, 307,697.55 and 64,892.63 is: 97,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,152.23 : 307,697.55 = 64,892.63 : x
  2. Step 2: Convert to fraction form
    205,152.23/307,697.55 = 64,892.63/x
  3. Step 3: Cross multiply
    205,152.23x = 307,697.55 × 64,892.63
  4. Step 4: Simplify right side
    205,152.23x = 19,967,301,725.57
  5. Step 5: Solve for x
    x = 19,967,301,725.57/205,152.23
  6. Step 6: Final answer
    x = 97,329.20

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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.