Home / 154,788.87-232,183.55-42,470.63

Finding the Fourth Proportional to 154,788.87, 232,183.55 and 42,470.63

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Solution

The fourth proportional to 154,788.87, 232,183.55 and 42,470.63 is: 63,706.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,788.87 : 232,183.55 = 42,470.63 : x
  2. Step 2: Convert to fraction form
    154,788.87/232,183.55 = 42,470.63/x
  3. Step 3: Cross multiply
    154,788.87x = 232,183.55 × 42,470.63
  4. Step 4: Simplify right side
    154,788.87x = 9,860,980,483.22
  5. Step 5: Solve for x
    x = 9,860,980,483.22/154,788.87
  6. Step 6: Final answer
    x = 63,706.00

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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.