Home / 108,106.04-162,159.08-55,481.96

Finding the Fourth Proportional to 108,106.04, 162,159.08 and 55,481.96

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Solution

The fourth proportional to 108,106.04, 162,159.08 and 55,481.96 is: 83,222.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,106.04 : 162,159.08 = 55,481.96 : x
  2. Step 2: Convert to fraction form
    108,106.04/162,159.08 = 55,481.96/x
  3. Step 3: Cross multiply
    108,106.04x = 162,159.08 × 55,481.96
  4. Step 4: Simplify right side
    108,106.04x = 8,996,902,501.99
  5. Step 5: Solve for x
    x = 8,996,902,501.99/108,106.04
  6. Step 6: Final answer
    x = 83,222.94

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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.