Home / 89,907,981.99-124,072,558.99-48,654,874.36

Finding the Fourth Proportional to 89,907,981.99, 124,072,558.99 and 48,654,874.36

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Solution

The fourth proportional to 89,907,981.99, 124,072,558.99 and 48,654,874.36 is: 67,143,479.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,907,981.99 : 124,072,558.99 = 48,654,874.36 : x
  2. Step 2: Convert to fraction form
    89,907,981.99/124,072,558.99 = 48,654,874.36/x
  3. Step 3: Cross multiply
    89,907,981.99x = 124,072,558.99 × 48,654,874.36
  4. Step 4: Simplify right side
    89,907,981.99x = 6,036,734,769,215,592
  5. Step 5: Solve for x
    x = 6,036,734,769,215,592/89,907,981.99
  6. Step 6: Final answer
    x = 67,143,479.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.