Home / 113,622.65-156,792.21-62,632.75

Finding the Fourth Proportional to 113,622.65, 156,792.21 and 62,632.75

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Solution

The fourth proportional to 113,622.65, 156,792.21 and 62,632.75 is: 86,429.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,622.65 : 156,792.21 = 62,632.75 : x
  2. Step 2: Convert to fraction form
    113,622.65/156,792.21 = 62,632.75/x
  3. Step 3: Cross multiply
    113,622.65x = 156,792.21 × 62,632.75
  4. Step 4: Simplify right side
    113,622.65x = 9,820,327,290.88
  5. Step 5: Solve for x
    x = 9,820,327,290.88/113,622.65
  6. Step 6: Final answer
    x = 86,429.31

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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.