Home / 109,302.36-150,837.80-61,556.52

Finding the Fourth Proportional to 109,302.36, 150,837.80 and 61,556.52

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Solution

The fourth proportional to 109,302.36, 150,837.80 and 61,556.52 is: 84,948.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,302.36 : 150,837.80 = 61,556.52 : x
  2. Step 2: Convert to fraction form
    109,302.36/150,837.80 = 61,556.52/x
  3. Step 3: Cross multiply
    109,302.36x = 150,837.80 × 61,556.52
  4. Step 4: Simplify right side
    109,302.36x = 9,285,050,052.46
  5. Step 5: Solve for x
    x = 9,285,050,052.46/109,302.36
  6. Step 6: Final answer
    x = 84,948.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.