Home / 131,519.04-197,307.72-38,017.68

Finding the Fourth Proportional to 131,519.04, 197,307.72 and 38,017.68

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Solution

The fourth proportional to 131,519.04, 197,307.72 and 38,017.68 is: 57,034.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,519.04 : 197,307.72 = 38,017.68 : x
  2. Step 2: Convert to fraction form
    131,519.04/197,307.72 = 38,017.68/x
  3. Step 3: Cross multiply
    131,519.04x = 197,307.72 × 38,017.68
  4. Step 4: Simplify right side
    131,519.04x = 7,501,181,760.49
  5. Step 5: Solve for x
    x = 7,501,181,760.49/131,519.04
  6. Step 6: Final answer
    x = 57,034.95

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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.