Home / 55,999.67-84,000.20-37,145.07

Finding the Fourth Proportional to 55,999.67, 84,000.20 and 37,145.07

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Solution

The fourth proportional to 55,999.67, 84,000.20 and 37,145.07 is: 55,718.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,999.67 : 84,000.20 = 37,145.07 : x
  2. Step 2: Convert to fraction form
    55,999.67/84,000.20 = 37,145.07/x
  3. Step 3: Cross multiply
    55,999.67x = 84,000.20 × 37,145.07
  4. Step 4: Simplify right side
    55,999.67x = 3,120,193,123.29
  5. Step 5: Solve for x
    x = 3,120,193,123.29/55,999.67
  6. Step 6: Final answer
    x = 55,718.07

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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.