Home / 58,745.07-81,008.58-50,275.29

Finding the Fourth Proportional to 58,745.07, 81,008.58 and 50,275.29

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Solution

The fourth proportional to 58,745.07, 81,008.58 and 50,275.29 is: 69,328.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,745.07 : 81,008.58 = 50,275.29 : x
  2. Step 2: Convert to fraction form
    58,745.07/81,008.58 = 50,275.29/x
  3. Step 3: Cross multiply
    58,745.07x = 81,008.58 × 50,275.29
  4. Step 4: Simplify right side
    58,745.07x = 4,072,729,851.99
  5. Step 5: Solve for x
    x = 4,072,729,851.99/58,745.07
  6. Step 6: Final answer
    x = 69,328.88

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1.5x scale

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.