Home / 61,556.78-92,341.85-19,437.99

Finding the Fourth Proportional to 61,556.78, 92,341.85 and 19,437.99

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Solution

The fourth proportional to 61,556.78, 92,341.85 and 19,437.99 is: 29,159.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,556.78 : 92,341.85 = 19,437.99 : x
  2. Step 2: Convert to fraction form
    61,556.78/92,341.85 = 19,437.99/x
  3. Step 3: Cross multiply
    61,556.78x = 92,341.85 × 19,437.99
  4. Step 4: Simplify right side
    61,556.78x = 1,794,939,859.69
  5. Step 5: Solve for x
    x = 1,794,939,859.69/61,556.78
  6. Step 6: Final answer
    x = 29,159.10

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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.