Home / 74,104.24-102,263.88-40,570.24

Finding the Fourth Proportional to 74,104.24, 102,263.88 and 40,570.24

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Solution

The fourth proportional to 74,104.24, 102,263.88 and 40,570.24 is: 55,986.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,104.24 : 102,263.88 = 40,570.24 : x
  2. Step 2: Convert to fraction form
    74,104.24/102,263.88 = 40,570.24/x
  3. Step 3: Cross multiply
    74,104.24x = 102,263.88 × 40,570.24
  4. Step 4: Simplify right side
    74,104.24x = 4,148,870,154.93
  5. Step 5: Solve for x
    x = 4,148,870,154.93/74,104.24
  6. Step 6: Final answer
    x = 55,986.95

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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.