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Finding the Fourth Proportional to 57,956,301.60, 86,934,452.40 and 17,561,536.80

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Solution

The fourth proportional to 57,956,301.60, 86,934,452.40 and 17,561,536.80 is: 26,342,305.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,956,301.60 : 86,934,452.40 = 17,561,536.80 : x
  2. Step 2: Convert to fraction form
    57,956,301.60/86,934,452.40 = 17,561,536.80/x
  3. Step 3: Cross multiply
    57,956,301.60x = 86,934,452.40 × 17,561,536.80
  4. Step 4: Simplify right side
    57,956,301.60x = 1,526,702,585,010,448.50
  5. Step 5: Solve for x
    x = 1,526,702,585,010,448.50/57,956,301.60
  6. Step 6: Final answer
    x = 26,342,305.20

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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.