Home / 50,522.70-69,701.40-29,289.36

Finding the Fourth Proportional to 50,522.70, 69,701.40 and 29,289.36

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Solution

The fourth proportional to 50,522.70, 69,701.40 and 29,289.36 is: 40,407.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,522.70 : 69,701.40 = 29,289.36 : x
  2. Step 2: Convert to fraction form
    50,522.70/69,701.40 = 29,289.36/x
  3. Step 3: Cross multiply
    50,522.70x = 69,701.40 × 29,289.36
  4. Step 4: Simplify right side
    50,522.70x = 2,041,509,397.10
  5. Step 5: Solve for x
    x = 2,041,509,397.10/50,522.70
  6. Step 6: Final answer
    x = 40,407.77

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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.