Home / 100,316.14-150,483.47-36,290.30

Finding the Fourth Proportional to 100,316.14, 150,483.47 and 36,290.30

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Solution

The fourth proportional to 100,316.14, 150,483.47 and 36,290.30 is: 54,438.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,316.14 : 150,483.47 = 36,290.30 : x
  2. Step 2: Convert to fraction form
    100,316.14/150,483.47 = 36,290.30/x
  3. Step 3: Cross multiply
    100,316.14x = 150,483.47 × 36,290.30
  4. Step 4: Simplify right side
    100,316.14x = 5,461,089,337.47
  5. Step 5: Solve for x
    x = 5,461,089,337.47/100,316.14
  6. Step 6: Final answer
    x = 54,438.79

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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.