Home / 55,514.57-76,611.89-30,364.07

Finding the Fourth Proportional to 55,514.57, 76,611.89 and 30,364.07

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Solution

The fourth proportional to 55,514.57, 76,611.89 and 30,364.07 is: 41,903.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,514.57 : 76,611.89 = 30,364.07 : x
  2. Step 2: Convert to fraction form
    55,514.57/76,611.89 = 30,364.07/x
  3. Step 3: Cross multiply
    55,514.57x = 76,611.89 × 30,364.07
  4. Step 4: Simplify right side
    55,514.57x = 2,326,248,483.64
  5. Step 5: Solve for x
    x = 2,326,248,483.64/55,514.57
  6. Step 6: Final answer
    x = 41,903.39

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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.