Home / 30,619.34-45,809.63-26,841.12

Finding the Fourth Proportional to 30,619.34, 45,809.63 and 26,841.12

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Solution

The fourth proportional to 30,619.34, 45,809.63 and 26,841.12 is: 40,157.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,619.34 : 45,809.63 = 26,841.12 : x
  2. Step 2: Convert to fraction form
    30,619.34/45,809.63 = 26,841.12/x
  3. Step 3: Cross multiply
    30,619.34x = 45,809.63 × 26,841.12
  4. Step 4: Simplify right side
    30,619.34x = 1,229,581,641.78
  5. Step 5: Solve for x
    x = 1,229,581,641.78/30,619.34
  6. Step 6: Final answer
    x = 40,157.03

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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.