Home / 51,253.63-70,728.30-30,032.44

Finding the Fourth Proportional to 51,253.63, 70,728.30 and 30,032.44

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Solution

The fourth proportional to 51,253.63, 70,728.30 and 30,032.44 is: 41,443.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,253.63 : 70,728.30 = 30,032.44 : x
  2. Step 2: Convert to fraction form
    51,253.63/70,728.30 = 30,032.44/x
  3. Step 3: Cross multiply
    51,253.63x = 70,728.30 × 30,032.44
  4. Step 4: Simplify right side
    51,253.63x = 2,124,143,426.05
  5. Step 5: Solve for x
    x = 2,124,143,426.05/51,253.63
  6. Step 6: Final answer
    x = 41,443.77

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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.