Home / 230,830.80-346,211.55-73,038.75

Finding the Fourth Proportional to 230,830.80, 346,211.55 and 73,038.75

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Solution

The fourth proportional to 230,830.80, 346,211.55 and 73,038.75 is: 109,547.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,830.80 : 346,211.55 = 73,038.75 : x
  2. Step 2: Convert to fraction form
    230,830.80/346,211.55 = 73,038.75/x
  3. Step 3: Cross multiply
    230,830.80x = 346,211.55 × 73,038.75
  4. Step 4: Simplify right side
    230,830.80x = 25,286,858,847.56
  5. Step 5: Solve for x
    x = 25,286,858,847.56/230,830.80
  6. Step 6: Final answer
    x = 109,547.16

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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.