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Finding the Fourth Proportional to 59,157,792.09, 88,738,495.88 and 20,295,698.94

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Solution

The fourth proportional to 59,157,792.09, 88,738,495.88 and 20,295,698.94 is: 30,444,168.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,157,792.09 : 88,738,495.88 = 20,295,698.94 : x
  2. Step 2: Convert to fraction form
    59,157,792.09/88,738,495.88 = 20,295,698.94/x
  3. Step 3: Cross multiply
    59,157,792.09x = 88,738,495.88 × 20,295,698.94
  4. Step 4: Simplify right side
    59,157,792.09x = 1,801,009,796,667,432
  5. Step 5: Solve for x
    x = 1,801,009,796,667,432/59,157,792.09
  6. Step 6: Final answer
    x = 30,444,168.60

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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.