Home / 53,543.43-73,890.37-29,670.50

Finding the Fourth Proportional to 53,543.43, 73,890.37 and 29,670.50

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Solution

The fourth proportional to 53,543.43, 73,890.37 and 29,670.50 is: 40,945.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,543.43 : 73,890.37 = 29,670.50 : x
  2. Step 2: Convert to fraction form
    53,543.43/73,890.37 = 29,670.50/x
  3. Step 3: Cross multiply
    53,543.43x = 73,890.37 × 29,670.50
  4. Step 4: Simplify right side
    53,543.43x = 2,192,364,333.63
  5. Step 5: Solve for x
    x = 2,192,364,333.63/53,543.43
  6. Step 6: Final answer
    x = 40,945.53

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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.