Home / 56,455.34-84,609.18-23,136.39

Finding the Fourth Proportional to 56,455.34, 84,609.18 and 23,136.39

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Solution

The fourth proportional to 56,455.34, 84,609.18 and 23,136.39 is: 34,674.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,455.34 : 84,609.18 = 23,136.39 : x
  2. Step 2: Convert to fraction form
    56,455.34/84,609.18 = 23,136.39/x
  3. Step 3: Cross multiply
    56,455.34x = 84,609.18 × 23,136.39
  4. Step 4: Simplify right side
    56,455.34x = 1,957,550,986.06
  5. Step 5: Solve for x
    x = 1,957,550,986.06/56,455.34
  6. Step 6: Final answer
    x = 34,674.33

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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.