Home / 70,670.25-97,519.23-40,448.70

Finding the Fourth Proportional to 70,670.25, 97,519.23 and 40,448.70

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Solution

The fourth proportional to 70,670.25, 97,519.23 and 40,448.70 is: 55,815.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,670.25 : 97,519.23 = 40,448.70 : x
  2. Step 2: Convert to fraction form
    70,670.25/97,519.23 = 40,448.70/x
  3. Step 3: Cross multiply
    70,670.25x = 97,519.23 × 40,448.70
  4. Step 4: Simplify right side
    70,670.25x = 3,944,526,078.50
  5. Step 5: Solve for x
    x = 3,944,526,078.50/70,670.25
  6. Step 6: Final answer
    x = 55,815.93

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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.