Home / 108,684.15-163,018.32-29,792.16

Finding the Fourth Proportional to 108,684.15, 163,018.32 and 29,792.16

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Solution

The fourth proportional to 108,684.15, 163,018.32 and 29,792.16 is: 44,686.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,684.15 : 163,018.32 = 29,792.16 : x
  2. Step 2: Convert to fraction form
    108,684.15/163,018.32 = 29,792.16/x
  3. Step 3: Cross multiply
    108,684.15x = 163,018.32 × 29,792.16
  4. Step 4: Simplify right side
    108,684.15x = 4,856,667,872.37
  5. Step 5: Solve for x
    x = 4,856,667,872.37/108,684.15
  6. Step 6: Final answer
    x = 44,686.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.