Home / 53,454.78-73,768.80-34,624.68

Finding the Fourth Proportional to 53,454.78, 73,768.80 and 34,624.68

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Solution

The fourth proportional to 53,454.78, 73,768.80 and 34,624.68 is: 47,782.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,454.78 : 73,768.80 = 34,624.68 : x
  2. Step 2: Convert to fraction form
    53,454.78/73,768.80 = 34,624.68/x
  3. Step 3: Cross multiply
    53,454.78x = 73,768.80 × 34,624.68
  4. Step 4: Simplify right side
    53,454.78x = 2,554,221,093.98
  5. Step 5: Solve for x
    x = 2,554,221,093.98/53,454.78
  6. Step 6: Final answer
    x = 47,782.84

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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.