Home / 49,000.65-67,636.13-38,946.93

Finding the Fourth Proportional to 49,000.65, 67,636.13 and 38,946.93

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Solution

The fourth proportional to 49,000.65, 67,636.13 and 38,946.93 is: 53,758.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,000.65 : 67,636.13 = 38,946.93 : x
  2. Step 2: Convert to fraction form
    49,000.65/67,636.13 = 38,946.93/x
  3. Step 3: Cross multiply
    49,000.65x = 67,636.13 × 38,946.93
  4. Step 4: Simplify right side
    49,000.65x = 2,634,219,620.58
  5. Step 5: Solve for x
    x = 2,634,219,620.58/49,000.65
  6. Step 6: Final answer
    x = 53,758.87

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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.