Home / 49,458.02-68,256.95-28,240.47

Finding the Fourth Proportional to 49,458.02, 68,256.95 and 28,240.47

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Solution

The fourth proportional to 49,458.02, 68,256.95 and 28,240.47 is: 38,974.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,458.02 : 68,256.95 = 28,240.47 : x
  2. Step 2: Convert to fraction form
    49,458.02/68,256.95 = 28,240.47/x
  3. Step 3: Cross multiply
    49,458.02x = 68,256.95 × 28,240.47
  4. Step 4: Simplify right side
    49,458.02x = 1,927,608,207.56
  5. Step 5: Solve for x
    x = 1,927,608,207.56/49,458.02
  6. Step 6: Final answer
    x = 38,974.64

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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.