Home / 30,269.70-45,404.55-23,263.20

Finding the Fourth Proportional to 30,269.70, 45,404.55 and 23,263.20

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Solution

The fourth proportional to 30,269.70, 45,404.55 and 23,263.20 is: 34,894.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,269.70 : 45,404.55 = 23,263.20 : x
  2. Step 2: Convert to fraction form
    30,269.70/45,404.55 = 23,263.20/x
  3. Step 3: Cross multiply
    30,269.70x = 45,404.55 × 23,263.20
  4. Step 4: Simplify right side
    30,269.70x = 1,056,255,127.56
  5. Step 5: Solve for x
    x = 1,056,255,127.56/30,269.70
  6. Step 6: Final answer
    x = 34,894.80

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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.