Home / 113,022.04-155,971.02-62,721.04

Finding the Fourth Proportional to 113,022.04, 155,971.02 and 62,721.04

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Solution

The fourth proportional to 113,022.04, 155,971.02 and 62,721.04 is: 86,555.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,022.04 : 155,971.02 = 62,721.04 : x
  2. Step 2: Convert to fraction form
    113,022.04/155,971.02 = 62,721.04/x
  3. Step 3: Cross multiply
    113,022.04x = 155,971.02 × 62,721.04
  4. Step 4: Simplify right side
    113,022.04x = 9,782,664,584.26
  5. Step 5: Solve for x
    x = 9,782,664,584.26/113,022.04
  6. Step 6: Final answer
    x = 86,555.37

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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.