Home / 103,620.17-155,430.27-37,056.26

Finding the Fourth Proportional to 103,620.17, 155,430.27 and 37,056.26

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Solution

The fourth proportional to 103,620.17, 155,430.27 and 37,056.26 is: 55,584.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,620.17 : 155,430.27 = 37,056.26 : x
  2. Step 2: Convert to fraction form
    103,620.17/155,430.27 = 37,056.26/x
  3. Step 3: Cross multiply
    103,620.17x = 155,430.27 × 37,056.26
  4. Step 4: Simplify right side
    103,620.17x = 5,759,664,496.99
  5. Step 5: Solve for x
    x = 5,759,664,496.99/103,620.17
  6. Step 6: Final answer
    x = 55,584.40

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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.