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Finding the Fourth Proportional to 108,875.50, 163,313.25 and 35,003.50

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Solution

The fourth proportional to 108,875.50, 163,313.25 and 35,003.50 is: 52,505.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,875.50 : 163,313.25 = 35,003.50 : x
  2. Step 2: Convert to fraction form
    108,875.50/163,313.25 = 35,003.50/x
  3. Step 3: Cross multiply
    108,875.50x = 163,313.25 × 35,003.50
  4. Step 4: Simplify right side
    108,875.50x = 5,716,535,346.38
  5. Step 5: Solve for x
    x = 5,716,535,346.38/108,875.50
  6. Step 6: Final answer
    x = 52,505.25

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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.