Home / 29,312.83-43,968.63-7,126.32

Finding the Fourth Proportional to 29,312.83, 43,968.63 and 7,126.32

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Solution

The fourth proportional to 29,312.83, 43,968.63 and 7,126.32 is: 10,689.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,312.83 : 43,968.63 = 7,126.32 : x
  2. Step 2: Convert to fraction form
    29,312.83/43,968.63 = 7,126.32/x
  3. Step 3: Cross multiply
    29,312.83x = 43,968.63 × 7,126.32
  4. Step 4: Simplify right side
    29,312.83x = 313,334,527.34
  5. Step 5: Solve for x
    x = 313,334,527.34/29,312.83
  6. Step 6: Final answer
    x = 10,689.33

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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.