Home / 53,932.99-74,427.89-30,061.20

Finding the Fourth Proportional to 53,932.99, 74,427.89 and 30,061.20

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Solution

The fourth proportional to 53,932.99, 74,427.89 and 30,061.20 is: 41,484.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,932.99 : 74,427.89 = 30,061.20 : x
  2. Step 2: Convert to fraction form
    53,932.99/74,427.89 = 30,061.20/x
  3. Step 3: Cross multiply
    53,932.99x = 74,427.89 × 30,061.20
  4. Step 4: Simplify right side
    53,932.99x = 2,237,391,686.87
  5. Step 5: Solve for x
    x = 2,237,391,686.87/53,932.99
  6. Step 6: Final answer
    x = 41,484.66

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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.