Home / 197,512.16-272,572.96-108,088.16

Finding the Fourth Proportional to 197,512.16, 272,572.96 and 108,088.16

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Solution

The fourth proportional to 197,512.16, 272,572.96 and 108,088.16 is: 149,165.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,512.16 : 272,572.96 = 108,088.16 : x
  2. Step 2: Convert to fraction form
    197,512.16/272,572.96 = 108,088.16/x
  3. Step 3: Cross multiply
    197,512.16x = 272,572.96 × 108,088.16
  4. Step 4: Simplify right side
    197,512.16x = 29,461,909,712.15
  5. Step 5: Solve for x
    x = 29,461,909,712.15/197,512.16
  6. Step 6: Final answer
    x = 149,165.04

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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.