Home / 48,070.86-72,049.17-19,984.92

Finding the Fourth Proportional to 48,070.86, 72,049.17 and 19,984.92

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Solution

The fourth proportional to 48,070.86, 72,049.17 and 19,984.92 is: 29,953.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,070.86 : 72,049.17 = 19,984.92 : x
  2. Step 2: Convert to fraction form
    48,070.86/72,049.17 = 19,984.92/x
  3. Step 3: Cross multiply
    48,070.86x = 72,049.17 × 19,984.92
  4. Step 4: Simplify right side
    48,070.86x = 1,439,896,898.52
  5. Step 5: Solve for x
    x = 1,439,896,898.52/48,070.86
  6. Step 6: Final answer
    x = 29,953.63

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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.