Home / 123,345.51-185,029.87-34,598.62

Finding the Fourth Proportional to 123,345.51, 185,029.87 and 34,598.62

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Solution

The fourth proportional to 123,345.51, 185,029.87 and 34,598.62 is: 51,901.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,345.51 : 185,029.87 = 34,598.62 : x
  2. Step 2: Convert to fraction form
    123,345.51/185,029.87 = 34,598.62/x
  3. Step 3: Cross multiply
    123,345.51x = 185,029.87 × 34,598.62
  4. Step 4: Simplify right side
    123,345.51x = 6,401,778,160.78
  5. Step 5: Solve for x
    x = 6,401,778,160.78/123,345.51
  6. Step 6: Final answer
    x = 51,901.19

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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.