Home / 46,759.10-70,113.72-20,433.02

Finding the Fourth Proportional to 46,759.10, 70,113.72 and 20,433.02

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Solution

The fourth proportional to 46,759.10, 70,113.72 and 20,433.02 is: 30,638.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,759.10 : 70,113.72 = 20,433.02 : x
  2. Step 2: Convert to fraction form
    46,759.10/70,113.72 = 20,433.02/x
  3. Step 3: Cross multiply
    46,759.10x = 70,113.72 × 20,433.02
  4. Step 4: Simplify right side
    46,759.10x = 1,432,635,043.03
  5. Step 5: Solve for x
    x = 1,432,635,043.03/46,759.10
  6. Step 6: Final answer
    x = 30,638.64

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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.