Home / 55,181.34-76,148.79-30,030.30

Finding the Fourth Proportional to 55,181.34, 76,148.79 and 30,030.30

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Solution

The fourth proportional to 55,181.34, 76,148.79 and 30,030.30 is: 41,441.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,181.34 : 76,148.79 = 30,030.30 : x
  2. Step 2: Convert to fraction form
    55,181.34/76,148.79 = 30,030.30/x
  3. Step 3: Cross multiply
    55,181.34x = 76,148.79 × 30,030.30
  4. Step 4: Simplify right side
    55,181.34x = 2,286,771,008.34
  5. Step 5: Solve for x
    x = 2,286,771,008.34/55,181.34
  6. Step 6: Final answer
    x = 41,441.02

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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.