Home / 74,020.51-111,014.85-23,423.54

Finding the Fourth Proportional to 74,020.51, 111,014.85 and 23,423.54

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Solution

The fourth proportional to 74,020.51, 111,014.85 and 23,423.54 is: 35,130.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,020.51 : 111,014.85 = 23,423.54 : x
  2. Step 2: Convert to fraction form
    74,020.51/111,014.85 = 23,423.54/x
  3. Step 3: Cross multiply
    74,020.51x = 111,014.85 × 23,423.54
  4. Step 4: Simplify right side
    74,020.51x = 2,600,360,779.57
  5. Step 5: Solve for x
    x = 2,600,360,779.57/74,020.51
  6. Step 6: Final answer
    x = 35,130.27

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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.