Home / 77,050.80-115,576.64-23,742.08

Finding the Fourth Proportional to 77,050.80, 115,576.64 and 23,742.08

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Solution

The fourth proportional to 77,050.80, 115,576.64 and 23,742.08 is: 35,613.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,050.80 : 115,576.64 = 23,742.08 : x
  2. Step 2: Convert to fraction form
    77,050.80/115,576.64 = 23,742.08/x
  3. Step 3: Cross multiply
    77,050.80x = 115,576.64 × 23,742.08
  4. Step 4: Simplify right side
    77,050.80x = 2,744,029,833.01
  5. Step 5: Solve for x
    x = 2,744,029,833.01/77,050.80
  6. Step 6: Final answer
    x = 35,613.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.