Home / 53,274.18-73,518.60-29,400.90

Finding the Fourth Proportional to 53,274.18, 73,518.60 and 29,400.90

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Solution

The fourth proportional to 53,274.18, 73,518.60 and 29,400.90 is: 40,573.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,274.18 : 73,518.60 = 29,400.90 : x
  2. Step 2: Convert to fraction form
    53,274.18/73,518.60 = 29,400.90/x
  3. Step 3: Cross multiply
    53,274.18x = 73,518.60 × 29,400.90
  4. Step 4: Simplify right side
    53,274.18x = 2,161,513,006.74
  5. Step 5: Solve for x
    x = 2,161,513,006.74/53,274.18
  6. Step 6: Final answer
    x = 40,573.37

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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.