Home / 62,846.47-94,249.67-20,718.70

Finding the Fourth Proportional to 62,846.47, 94,249.67 and 20,718.70

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Solution

The fourth proportional to 62,846.47, 94,249.67 and 20,718.70 is: 31,071.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,846.47 : 94,249.67 = 20,718.70 : x
  2. Step 2: Convert to fraction form
    62,846.47/94,249.67 = 20,718.70/x
  3. Step 3: Cross multiply
    62,846.47x = 94,249.67 × 20,718.70
  4. Step 4: Simplify right side
    62,846.47x = 1,952,730,637.83
  5. Step 5: Solve for x
    x = 1,952,730,637.83/62,846.47
  6. Step 6: Final answer
    x = 31,071.45

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1.5x scale

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.