Home / 45,082.58-67,549.75-28,401.23

Finding the Fourth Proportional to 45,082.58, 67,549.75 and 28,401.23

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Solution

The fourth proportional to 45,082.58, 67,549.75 and 28,401.23 is: 42,555.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,082.58 : 67,549.75 = 28,401.23 : x
  2. Step 2: Convert to fraction form
    45,082.58/67,549.75 = 28,401.23/x
  3. Step 3: Cross multiply
    45,082.58x = 67,549.75 × 28,401.23
  4. Step 4: Simplify right side
    45,082.58x = 1,918,496,084.06
  5. Step 5: Solve for x
    x = 1,918,496,084.06/45,082.58
  6. Step 6: Final answer
    x = 42,555.16

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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.