Home / 48,031.42-72,045.24-14,749.78

Finding the Fourth Proportional to 48,031.42, 72,045.24 and 14,749.78

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Solution

The fourth proportional to 48,031.42, 72,045.24 and 14,749.78 is: 22,124.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,031.42 : 72,045.24 = 14,749.78 : x
  2. Step 2: Convert to fraction form
    48,031.42/72,045.24 = 14,749.78/x
  3. Step 3: Cross multiply
    48,031.42x = 72,045.24 × 14,749.78
  4. Step 4: Simplify right side
    48,031.42x = 1,062,651,440.05
  5. Step 5: Solve for x
    x = 1,062,651,440.05/48,031.42
  6. Step 6: Final answer
    x = 22,124.09

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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.