Home / 113,020.04-155,968.26-62,719.04

Finding the Fourth Proportional to 113,020.04, 155,968.26 and 62,719.04

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Solution

The fourth proportional to 113,020.04, 155,968.26 and 62,719.04 is: 86,552.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,020.04 : 155,968.26 = 62,719.04 : x
  2. Step 2: Convert to fraction form
    113,020.04/155,968.26 = 62,719.04/x
  3. Step 3: Cross multiply
    113,020.04x = 155,968.26 × 62,719.04
  4. Step 4: Simplify right side
    113,020.04x = 9,782,179,537.67
  5. Step 5: Solve for x
    x = 9,782,179,537.67/113,020.04
  6. Step 6: Final answer
    x = 86,552.61

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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.