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Finding the Fourth Proportional to 48,289,596.96, 72,441,596.96 and 15,944,916

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Solution

The fourth proportional to 48,289,596.96, 72,441,596.96 and 15,944,916 is: 23,919,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,289,596.96 : 72,441,596.96 = 15,944,916 : x
  2. Step 2: Convert to fraction form
    48,289,596.96/72,441,596.96 = 15,944,916/x
  3. Step 3: Cross multiply
    48,289,596.96x = 72,441,596.96 × 15,944,916
  4. Step 4: Simplify right side
    48,289,596.96x = 1,155,075,178,433,055.25
  5. Step 5: Solve for x
    x = 1,155,075,178,433,055.25/48,289,596.96
  6. Step 6: Final answer
    x = 23,919,751.90

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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.