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Finding the Fourth Proportional to 58,691,461.60, 88,052,938.80 and 52,345,662.40

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Solution

The fourth proportional to 58,691,461.60, 88,052,938.80 and 52,345,662.40 is: 78,532,537.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,691,461.60 : 88,052,938.80 = 52,345,662.40 : x
  2. Step 2: Convert to fraction form
    58,691,461.60/88,052,938.80 = 52,345,662.40/x
  3. Step 3: Cross multiply
    58,691,461.60x = 88,052,938.80 × 52,345,662.40
  4. Step 4: Simplify right side
    58,691,461.60x = 4,609,189,407,752,661
  5. Step 5: Solve for x
    x = 4,609,189,407,752,661/58,691,461.60
  6. Step 6: Final answer
    x = 78,532,537.48

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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.