Home / 53,415.40-73,710.26-29,211.59

Finding the Fourth Proportional to 53,415.40, 73,710.26 and 29,211.59

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Solution

The fourth proportional to 53,415.40, 73,710.26 and 29,211.59 is: 40,310.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,415.40 : 73,710.26 = 29,211.59 : x
  2. Step 2: Convert to fraction form
    53,415.40/73,710.26 = 29,211.59/x
  3. Step 3: Cross multiply
    53,415.40x = 73,710.26 × 29,211.59
  4. Step 4: Simplify right side
    53,415.40x = 2,153,193,893.91
  5. Step 5: Solve for x
    x = 2,153,193,893.91/53,415.40
  6. Step 6: Final answer
    x = 40,310.36

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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.