Home / 108,989.18-163,484.33-33,088.38

Finding the Fourth Proportional to 108,989.18, 163,484.33 and 33,088.38

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Solution

The fourth proportional to 108,989.18, 163,484.33 and 33,088.38 is: 49,632.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,989.18 : 163,484.33 = 33,088.38 : x
  2. Step 2: Convert to fraction form
    108,989.18/163,484.33 = 33,088.38/x
  3. Step 3: Cross multiply
    108,989.18x = 163,484.33 × 33,088.38
  4. Step 4: Simplify right side
    108,989.18x = 5,409,431,635.09
  5. Step 5: Solve for x
    x = 5,409,431,635.09/108,989.18
  6. Step 6: Final answer
    x = 49,632.74

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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.