Home / 53,082.23-73,254.29-30,423.20

Finding the Fourth Proportional to 53,082.23, 73,254.29 and 30,423.20

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Solution

The fourth proportional to 53,082.23, 73,254.29 and 30,423.20 is: 41,984.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,082.23 : 73,254.29 = 30,423.20 : x
  2. Step 2: Convert to fraction form
    53,082.23/73,254.29 = 30,423.20/x
  3. Step 3: Cross multiply
    53,082.23x = 73,254.29 × 30,423.20
  4. Step 4: Simplify right side
    53,082.23x = 2,228,629,397.14
  5. Step 5: Solve for x
    x = 2,228,629,397.14/53,082.23
  6. Step 6: Final answer
    x = 41,984.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.