Home / 71,580.65-98,792.07-51,503.99

Finding the Fourth Proportional to 71,580.65, 98,792.07 and 51,503.99

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Solution

The fourth proportional to 71,580.65, 98,792.07 and 51,503.99 is: 71,083.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,580.65 : 98,792.07 = 51,503.99 : x
  2. Step 2: Convert to fraction form
    71,580.65/98,792.07 = 51,503.99/x
  3. Step 3: Cross multiply
    71,580.65x = 98,792.07 × 51,503.99
  4. Step 4: Simplify right side
    71,580.65x = 5,088,185,785.36
  5. Step 5: Solve for x
    x = 5,088,185,785.36/71,580.65
  6. Step 6: Final answer
    x = 71,083.26

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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.