Home / 30,323.03-45,482.99-11,612.03

Finding the Fourth Proportional to 30,323.03, 45,482.99 and 11,612.03

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Solution

The fourth proportional to 30,323.03, 45,482.99 and 11,612.03 is: 17,417.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,323.03 : 45,482.99 = 11,612.03 : x
  2. Step 2: Convert to fraction form
    30,323.03/45,482.99 = 11,612.03/x
  3. Step 3: Cross multiply
    30,323.03x = 45,482.99 × 11,612.03
  4. Step 4: Simplify right side
    30,323.03x = 528,149,558.89
  5. Step 5: Solve for x
    x = 528,149,558.89/30,323.03
  6. Step 6: Final answer
    x = 17,417.44

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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.