Home / 35,799.89-49,510.89-31,315.85

Finding the Fourth Proportional to 35,799.89, 49,510.89 and 31,315.85

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Solution

The fourth proportional to 35,799.89, 49,510.89 and 31,315.85 is: 43,309.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,799.89 : 49,510.89 = 31,315.85 : x
  2. Step 2: Convert to fraction form
    35,799.89/49,510.89 = 31,315.85/x
  3. Step 3: Cross multiply
    35,799.89x = 49,510.89 × 31,315.85
  4. Step 4: Simplify right side
    35,799.89x = 1,550,475,604.61
  5. Step 5: Solve for x
    x = 1,550,475,604.61/35,799.89
  6. Step 6: Final answer
    x = 43,309.51

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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.