Home / 74,902.14-103,416.96-60,625.50

Finding the Fourth Proportional to 74,902.14, 103,416.96 and 60,625.50

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Solution

The fourth proportional to 74,902.14, 103,416.96 and 60,625.50 is: 83,705.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,902.14 : 103,416.96 = 60,625.50 : x
  2. Step 2: Convert to fraction form
    74,902.14/103,416.96 = 60,625.50/x
  3. Step 3: Cross multiply
    74,902.14x = 103,416.96 × 60,625.50
  4. Step 4: Simplify right side
    74,902.14x = 6,269,704,908.48
  5. Step 5: Solve for x
    x = 6,269,704,908.48/74,902.14
  6. Step 6: Final answer
    x = 83,705.28

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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.