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Finding the Fourth Proportional to 61,344,561.60, 91,938,693.60 and 32,604,465.60

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Solution

The fourth proportional to 61,344,561.60, 91,938,693.60 and 32,604,465.60 is: 48,865,162.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,344,561.60 : 91,938,693.60 = 32,604,465.60 : x
  2. Step 2: Convert to fraction form
    61,344,561.60/91,938,693.60 = 32,604,465.60/x
  3. Step 3: Cross multiply
    61,344,561.60x = 91,938,693.60 × 32,604,465.60
  4. Step 4: Simplify right side
    61,344,561.60x = 2,997,611,972,790,140
  5. Step 5: Solve for x
    x = 2,997,611,972,790,140/61,344,561.60
  6. Step 6: Final answer
    x = 48,865,162.53

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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.