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Finding the Fourth Proportional to 60,482,912.94, 90,724,369.35 and 60,482,912.94

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Solution

The fourth proportional to 60,482,912.94, 90,724,369.35 and 60,482,912.94 is: 90,724,369.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,482,912.94 : 90,724,369.35 = 60,482,912.94 : x
  2. Step 2: Convert to fraction form
    60,482,912.94/90,724,369.35 = 60,482,912.94/x
  3. Step 3: Cross multiply
    60,482,912.94x = 90,724,369.35 × 60,482,912.94
  4. Step 4: Simplify right side
    60,482,912.94x = 5,487,274,132,932,454
  5. Step 5: Solve for x
    x = 5,487,274,132,932,454/60,482,912.94
  6. Step 6: Final answer
    x = 90,724,369.35

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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.