Home / 108,901.16-163,359.94-30,014.70

Finding the Fourth Proportional to 108,901.16, 163,359.94 and 30,014.70

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Solution

The fourth proportional to 108,901.16, 163,359.94 and 30,014.70 is: 45,024.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,901.16 : 163,359.94 = 30,014.70 : x
  2. Step 2: Convert to fraction form
    108,901.16/163,359.94 = 30,014.70/x
  3. Step 3: Cross multiply
    108,901.16x = 163,359.94 × 30,014.70
  4. Step 4: Simplify right side
    108,901.16x = 4,903,200,241.24
  5. Step 5: Solve for x
    x = 4,903,200,241.24/108,901.16
  6. Step 6: Final answer
    x = 45,024.32

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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.