Home / 113,617.67-156,792.35-62,631.24

Finding the Fourth Proportional to 113,617.67, 156,792.35 and 62,631.24

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Solution

The fourth proportional to 113,617.67, 156,792.35 and 62,631.24 is: 86,431.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,617.67 : 156,792.35 = 62,631.24 : x
  2. Step 2: Convert to fraction form
    113,617.67/156,792.35 = 62,631.24/x
  3. Step 3: Cross multiply
    113,617.67x = 156,792.35 × 62,631.24
  4. Step 4: Simplify right side
    113,617.67x = 9,820,099,048.07
  5. Step 5: Solve for x
    x = 9,820,099,048.07/113,617.67
  6. Step 6: Final answer
    x = 86,431.09

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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.