Home / 65,033.28-97,539.66-20,654.19

Finding the Fourth Proportional to 65,033.28, 97,539.66 and 20,654.19

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Solution

The fourth proportional to 65,033.28, 97,539.66 and 20,654.19 is: 30,978.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,033.28 : 97,539.66 = 20,654.19 : x
  2. Step 2: Convert to fraction form
    65,033.28/97,539.66 = 20,654.19/x
  3. Step 3: Cross multiply
    65,033.28x = 97,539.66 × 20,654.19
  4. Step 4: Simplify right side
    65,033.28x = 2,014,602,670.18
  5. Step 5: Solve for x
    x = 2,014,602,670.18/65,033.28
  6. Step 6: Final answer
    x = 30,978.03

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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.