Home / 54,499.93-75,211.80-30,626.12

Finding the Fourth Proportional to 54,499.93, 75,211.80 and 30,626.12

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Solution

The fourth proportional to 54,499.93, 75,211.80 and 30,626.12 is: 42,265.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,499.93 : 75,211.80 = 30,626.12 : x
  2. Step 2: Convert to fraction form
    54,499.93/75,211.80 = 30,626.12/x
  3. Step 3: Cross multiply
    54,499.93x = 75,211.80 × 30,626.12
  4. Step 4: Simplify right side
    54,499.93x = 2,303,445,612.22
  5. Step 5: Solve for x
    x = 2,303,445,612.22/54,499.93
  6. Step 6: Final answer
    x = 42,265.11

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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.