Home / 53,358.68-73,634.27-29,485.76

Finding the Fourth Proportional to 53,358.68, 73,634.27 and 29,485.76

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Solution

The fourth proportional to 53,358.68, 73,634.27 and 29,485.76 is: 40,689.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,358.68 : 73,634.27 = 29,485.76 : x
  2. Step 2: Convert to fraction form
    53,358.68/73,634.27 = 29,485.76/x
  3. Step 3: Cross multiply
    53,358.68x = 73,634.27 × 29,485.76
  4. Step 4: Simplify right side
    53,358.68x = 2,171,161,897.40
  5. Step 5: Solve for x
    x = 2,171,161,897.40/53,358.68
  6. Step 6: Final answer
    x = 40,689.95

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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.