Home / 119,193.55-178,790.15-30,447.08

Finding the Fourth Proportional to 119,193.55, 178,790.15 and 30,447.08

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Solution

The fourth proportional to 119,193.55, 178,790.15 and 30,447.08 is: 45,670.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,193.55 : 178,790.15 = 30,447.08 : x
  2. Step 2: Convert to fraction form
    119,193.55/178,790.15 = 30,447.08/x
  3. Step 3: Cross multiply
    119,193.55x = 178,790.15 × 30,447.08
  4. Step 4: Simplify right side
    119,193.55x = 5,443,638,000.26
  5. Step 5: Solve for x
    x = 5,443,638,000.26/119,193.55
  6. Step 6: Final answer
    x = 45,670.58

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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.