Home / 30,902.10-46,353.15-30,355.35

Finding the Fourth Proportional to 30,902.10, 46,353.15 and 30,355.35

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Solution

The fourth proportional to 30,902.10, 46,353.15 and 30,355.35 is: 45,533.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,902.10 : 46,353.15 = 30,355.35 : x
  2. Step 2: Convert to fraction form
    30,902.10/46,353.15 = 30,355.35/x
  3. Step 3: Cross multiply
    30,902.10x = 46,353.15 × 30,355.35
  4. Step 4: Simplify right side
    30,902.10x = 1,407,066,091.85
  5. Step 5: Solve for x
    x = 1,407,066,091.85/30,902.10
  6. Step 6: Final answer
    x = 45,533.03

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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.