Home / 65,080.08-97,614.96-20,705.04

Finding the Fourth Proportional to 65,080.08, 97,614.96 and 20,705.04

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Solution

The fourth proportional to 65,080.08, 97,614.96 and 20,705.04 is: 31,055.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,080.08 : 97,614.96 = 20,705.04 : x
  2. Step 2: Convert to fraction form
    65,080.08/97,614.96 = 20,705.04/x
  3. Step 3: Cross multiply
    65,080.08x = 97,614.96 × 20,705.04
  4. Step 4: Simplify right side
    65,080.08x = 2,021,121,651.40
  5. Step 5: Solve for x
    x = 2,021,121,651.40/65,080.08
  6. Step 6: Final answer
    x = 31,055.92

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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.