Home / 56,719.67-85,079.51-23,403.12

Finding the Fourth Proportional to 56,719.67, 85,079.51 and 23,403.12

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Solution

The fourth proportional to 56,719.67, 85,079.51 and 23,403.12 is: 35,104.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,719.67 : 85,079.51 = 23,403.12 : x
  2. Step 2: Convert to fraction form
    56,719.67/85,079.51 = 23,403.12/x
  3. Step 3: Cross multiply
    56,719.67x = 85,079.51 × 23,403.12
  4. Step 4: Simplify right side
    56,719.67x = 1,991,125,865.06
  5. Step 5: Solve for x
    x = 1,991,125,865.06/56,719.67
  6. Step 6: Final answer
    x = 35,104.68

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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.