Home / 230,034.35-345,199.04-111,641.15

Finding the Fourth Proportional to 230,034.35, 345,199.04 and 111,641.15

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Solution

The fourth proportional to 230,034.35, 345,199.04 and 111,641.15 is: 167,533.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,034.35 : 345,199.04 = 111,641.15 : x
  2. Step 2: Convert to fraction form
    230,034.35/345,199.04 = 111,641.15/x
  3. Step 3: Cross multiply
    230,034.35x = 345,199.04 × 111,641.15
  4. Step 4: Simplify right side
    230,034.35x = 38,538,417,804.50
  5. Step 5: Solve for x
    x = 38,538,417,804.50/230,034.35
  6. Step 6: Final answer
    x = 167,533.32

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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.