Home / 57,926.64-79,941.40-45,329.52

Finding the Fourth Proportional to 57,926.64, 79,941.40 and 45,329.52

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Solution

The fourth proportional to 57,926.64, 79,941.40 and 45,329.52 is: 62,556.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,926.64 : 79,941.40 = 45,329.52 : x
  2. Step 2: Convert to fraction form
    57,926.64/79,941.40 = 45,329.52/x
  3. Step 3: Cross multiply
    57,926.64x = 79,941.40 × 45,329.52
  4. Step 4: Simplify right side
    57,926.64x = 3,623,705,290.13
  5. Step 5: Solve for x
    x = 3,623,705,290.13/57,926.64
  6. Step 6: Final answer
    x = 62,556.80

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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.