Home / 56,683.86-85,040.40-23,409.06

Finding the Fourth Proportional to 56,683.86, 85,040.40 and 23,409.06

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Solution

The fourth proportional to 56,683.86, 85,040.40 and 23,409.06 is: 35,119.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,683.86 : 85,040.40 = 23,409.06 : x
  2. Step 2: Convert to fraction form
    56,683.86/85,040.40 = 23,409.06/x
  3. Step 3: Cross multiply
    56,683.86x = 85,040.40 × 23,409.06
  4. Step 4: Simplify right side
    56,683.86x = 1,990,715,826.02
  5. Step 5: Solve for x
    x = 1,990,715,826.02/56,683.86
  6. Step 6: Final answer
    x = 35,119.62

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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.