Home / 53,147.63-73,347.05-29,274.30

Finding the Fourth Proportional to 53,147.63, 73,347.05 and 29,274.30

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Solution

The fourth proportional to 53,147.63, 73,347.05 and 29,274.30 is: 40,400.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,147.63 : 73,347.05 = 29,274.30 : x
  2. Step 2: Convert to fraction form
    53,147.63/73,347.05 = 29,274.30/x
  3. Step 3: Cross multiply
    53,147.63x = 73,347.05 × 29,274.30
  4. Step 4: Simplify right side
    53,147.63x = 2,147,183,545.82
  5. Step 5: Solve for x
    x = 2,147,183,545.82/53,147.63
  6. Step 6: Final answer
    x = 40,400.36

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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.