Home / 57,817.20-79,801.07-37,638.93

Finding the Fourth Proportional to 57,817.20, 79,801.07 and 37,638.93

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Solution

The fourth proportional to 57,817.20, 79,801.07 and 37,638.93 is: 51,950.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,817.20 : 79,801.07 = 37,638.93 : x
  2. Step 2: Convert to fraction form
    57,817.20/79,801.07 = 37,638.93/x
  3. Step 3: Cross multiply
    57,817.20x = 79,801.07 × 37,638.93
  4. Step 4: Simplify right side
    57,817.20x = 3,003,626,998.71
  5. Step 5: Solve for x
    x = 3,003,626,998.71/57,817.20
  6. Step 6: Final answer
    x = 51,950.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.