Home / 43,023.80-64,561.08-18,068.24

Finding the Fourth Proportional to 43,023.80, 64,561.08 and 18,068.24

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Solution

The fourth proportional to 43,023.80, 64,561.08 and 18,068.24 is: 27,113.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,023.80 : 64,561.08 = 18,068.24 : x
  2. Step 2: Convert to fraction form
    43,023.80/64,561.08 = 18,068.24/x
  3. Step 3: Cross multiply
    43,023.80x = 64,561.08 × 18,068.24
  4. Step 4: Simplify right side
    43,023.80x = 1,166,505,088.10
  5. Step 5: Solve for x
    x = 1,166,505,088.10/43,023.80
  6. Step 6: Final answer
    x = 27,113.02

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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.