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Finding the Fourth Proportional to 59,984,663.84, 89,958,388.80 and 21,641,193.12

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Solution

The fourth proportional to 59,984,663.84, 89,958,388.80 and 21,641,193.12 is: 32,455,076.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,984,663.84 : 89,958,388.80 = 21,641,193.12 : x
  2. Step 2: Convert to fraction form
    59,984,663.84/89,958,388.80 = 21,641,193.12/x
  3. Step 3: Cross multiply
    59,984,663.84x = 89,958,388.80 × 21,641,193.12
  4. Step 4: Simplify right side
    59,984,663.84x = 1,946,806,864,784,845
  5. Step 5: Solve for x
    x = 1,946,806,864,784,845/59,984,663.84
  6. Step 6: Final answer
    x = 32,455,076.68

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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.