Home / 45,541.32-68,279.70-17,437.68

Finding the Fourth Proportional to 45,541.32, 68,279.70 and 17,437.68

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Solution

The fourth proportional to 45,541.32, 68,279.70 and 17,437.68 is: 26,144.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,541.32 : 68,279.70 = 17,437.68 : x
  2. Step 2: Convert to fraction form
    45,541.32/68,279.70 = 17,437.68/x
  3. Step 3: Cross multiply
    45,541.32x = 68,279.70 × 17,437.68
  4. Step 4: Simplify right side
    45,541.32x = 1,190,639,559.10
  5. Step 5: Solve for x
    x = 1,190,639,559.10/45,541.32
  6. Step 6: Final answer
    x = 26,144.16

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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.