Home / 56,623.51-85,000.88-30,379.51

Finding the Fourth Proportional to 56,623.51, 85,000.88 and 30,379.51

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Solution

The fourth proportional to 56,623.51, 85,000.88 and 30,379.51 is: 45,604.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,623.51 : 85,000.88 = 30,379.51 : x
  2. Step 2: Convert to fraction form
    56,623.51/85,000.88 = 30,379.51/x
  3. Step 3: Cross multiply
    56,623.51x = 85,000.88 × 30,379.51
  4. Step 4: Simplify right side
    56,623.51x = 2,582,284,719.57
  5. Step 5: Solve for x
    x = 2,582,284,719.57/56,623.51
  6. Step 6: Final answer
    x = 45,604.46

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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.