Home / 74,416.93-102,635.97-48,949.45

Finding the Fourth Proportional to 74,416.93, 102,635.97 and 48,949.45

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Solution

The fourth proportional to 74,416.93, 102,635.97 and 48,949.45 is: 67,511.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,416.93 : 102,635.97 = 48,949.45 : x
  2. Step 2: Convert to fraction form
    74,416.93/102,635.97 = 48,949.45/x
  3. Step 3: Cross multiply
    74,416.93x = 102,635.97 × 48,949.45
  4. Step 4: Simplify right side
    74,416.93x = 5,023,974,281.72
  5. Step 5: Solve for x
    x = 5,023,974,281.72/74,416.93
  6. Step 6: Final answer
    x = 67,511.17

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1.5x scale

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.