Home / 35,989.08-49,639.22-31,200.47

Finding the Fourth Proportional to 35,989.08, 49,639.22 and 31,200.47

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Solution

The fourth proportional to 35,989.08, 49,639.22 and 31,200.47 is: 43,034.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,989.08 : 49,639.22 = 31,200.47 : x
  2. Step 2: Convert to fraction form
    35,989.08/49,639.22 = 31,200.47/x
  3. Step 3: Cross multiply
    35,989.08x = 49,639.22 × 31,200.47
  4. Step 4: Simplify right side
    35,989.08x = 1,548,766,590.23
  5. Step 5: Solve for x
    x = 1,548,766,590.23/35,989.08
  6. Step 6: Final answer
    x = 43,034.35

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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.