Home / 53,456.60-73,770.30-28,927.41

Finding the Fourth Proportional to 53,456.60, 73,770.30 and 28,927.41

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Solution

The fourth proportional to 53,456.60, 73,770.30 and 28,927.41 is: 39,919.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,456.60 : 73,770.30 = 28,927.41 : x
  2. Step 2: Convert to fraction form
    53,456.60/73,770.30 = 28,927.41/x
  3. Step 3: Cross multiply
    53,456.60x = 73,770.30 × 28,927.41
  4. Step 4: Simplify right side
    53,456.60x = 2,133,983,644.76
  5. Step 5: Solve for x
    x = 2,133,983,644.76/53,456.60
  6. Step 6: Final answer
    x = 39,919.93

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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.