Home / 108,428.12-162,601.73-37,330.67

Finding the Fourth Proportional to 108,428.12, 162,601.73 and 37,330.67

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Solution

The fourth proportional to 108,428.12, 162,601.73 and 37,330.67 is: 55,982.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,428.12 : 162,601.73 = 37,330.67 : x
  2. Step 2: Convert to fraction form
    108,428.12/162,601.73 = 37,330.67/x
  3. Step 3: Cross multiply
    108,428.12x = 162,601.73 × 37,330.67
  4. Step 4: Simplify right side
    108,428.12x = 6,070,031,883.90
  5. Step 5: Solve for x
    x = 6,070,031,883.90/108,428.12
  6. Step 6: Final answer
    x = 55,982.08

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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.