Home / 55,127.34-82,595.90-30,185.34

Finding the Fourth Proportional to 55,127.34, 82,595.90 and 30,185.34

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Solution

The fourth proportional to 55,127.34, 82,595.90 and 30,185.34 is: 45,225.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,127.34 : 82,595.90 = 30,185.34 : x
  2. Step 2: Convert to fraction form
    55,127.34/82,595.90 = 30,185.34/x
  3. Step 3: Cross multiply
    55,127.34x = 82,595.90 × 30,185.34
  4. Step 4: Simplify right side
    55,127.34x = 2,493,185,324.11
  5. Step 5: Solve for x
    x = 2,493,185,324.11/55,127.34
  6. Step 6: Final answer
    x = 45,225.93

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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.