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Finding the Fourth Proportional to 57,259,052.70, 85,888,579.05 and 57,259,052.70

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Solution

The fourth proportional to 57,259,052.70, 85,888,579.05 and 57,259,052.70 is: 85,888,579.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,259,052.70 : 85,888,579.05 = 57,259,052.70 : x
  2. Step 2: Convert to fraction form
    57,259,052.70/85,888,579.05 = 57,259,052.70/x
  3. Step 3: Cross multiply
    57,259,052.70x = 85,888,579.05 × 57,259,052.70
  4. Step 4: Simplify right side
    57,259,052.70x = 4,917,898,674,152,066
  5. Step 5: Solve for x
    x = 4,917,898,674,152,066/57,259,052.70
  6. Step 6: Final answer
    x = 85,888,579.05

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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.