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Finding the Fourth Proportional to 59,787,357.60, 89,681,036.40 and 16,663,216.80

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Solution

The fourth proportional to 59,787,357.60, 89,681,036.40 and 16,663,216.80 is: 24,994,825.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,787,357.60 : 89,681,036.40 = 16,663,216.80 : x
  2. Step 2: Convert to fraction form
    59,787,357.60/89,681,036.40 = 16,663,216.80/x
  3. Step 3: Cross multiply
    59,787,357.60x = 89,681,036.40 × 16,663,216.80
  4. Step 4: Simplify right side
    59,787,357.60x = 1,494,374,552,381,891.75
  5. Step 5: Solve for x
    x = 1,494,374,552,381,891.75/59,787,357.60
  6. Step 6: Final answer
    x = 24,994,825.20

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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.