Home / 108,888.30-163,333.44-30,006.90

Finding the Fourth Proportional to 108,888.30, 163,333.44 and 30,006.90

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Solution

The fourth proportional to 108,888.30, 163,333.44 and 30,006.90 is: 45,010.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,888.30 : 163,333.44 = 30,006.90 : x
  2. Step 2: Convert to fraction form
    108,888.30/163,333.44 = 30,006.90/x
  3. Step 3: Cross multiply
    108,888.30x = 163,333.44 × 30,006.90
  4. Step 4: Simplify right side
    108,888.30x = 4,901,130,200.74
  5. Step 5: Solve for x
    x = 4,901,130,200.74/108,888.30
  6. Step 6: Final answer
    x = 45,010.62

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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.