Home / 69,333.98-95,672.67-39,117.54

Finding the Fourth Proportional to 69,333.98, 95,672.67 and 39,117.54

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Solution

The fourth proportional to 69,333.98, 95,672.67 and 39,117.54 is: 53,977.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,333.98 : 95,672.67 = 39,117.54 : x
  2. Step 2: Convert to fraction form
    69,333.98/95,672.67 = 39,117.54/x
  3. Step 3: Cross multiply
    69,333.98x = 95,672.67 × 39,117.54
  4. Step 4: Simplify right side
    69,333.98x = 3,742,479,495.63
  5. Step 5: Solve for x
    x = 3,742,479,495.63/69,333.98
  6. Step 6: Final answer
    x = 53,977.57

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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.