Home / 53,607.26-73,981.38-30,950.41

Finding the Fourth Proportional to 53,607.26, 73,981.38 and 30,950.41

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Solution

The fourth proportional to 53,607.26, 73,981.38 and 30,950.41 is: 42,713.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,607.26 : 73,981.38 = 30,950.41 : x
  2. Step 2: Convert to fraction form
    53,607.26/73,981.38 = 30,950.41/x
  3. Step 3: Cross multiply
    53,607.26x = 73,981.38 × 30,950.41
  4. Step 4: Simplify right side
    53,607.26x = 2,289,753,518.71
  5. Step 5: Solve for x
    x = 2,289,753,518.71/53,607.26
  6. Step 6: Final answer
    x = 42,713.50

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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.