Home / 53,357.52-73,612.74-30,692.91

Finding the Fourth Proportional to 53,357.52, 73,612.74 and 30,692.91

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Solution

The fourth proportional to 53,357.52, 73,612.74 and 30,692.91 is: 42,344.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,357.52 : 73,612.74 = 30,692.91 : x
  2. Step 2: Convert to fraction form
    53,357.52/73,612.74 = 30,692.91/x
  3. Step 3: Cross multiply
    53,357.52x = 73,612.74 × 30,692.91
  4. Step 4: Simplify right side
    53,357.52x = 2,259,389,203.67
  5. Step 5: Solve for x
    x = 2,259,389,203.67/53,357.52
  6. Step 6: Final answer
    x = 42,344.34

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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.