Home / 162,178.85-243,268.28-117,596.45

Finding the Fourth Proportional to 162,178.85, 243,268.28 and 117,596.45

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Solution

The fourth proportional to 162,178.85, 243,268.28 and 117,596.45 is: 176,394.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,178.85 : 243,268.28 = 117,596.45 : x
  2. Step 2: Convert to fraction form
    162,178.85/243,268.28 = 117,596.45/x
  3. Step 3: Cross multiply
    162,178.85x = 243,268.28 × 117,596.45
  4. Step 4: Simplify right side
    162,178.85x = 28,607,485,537.62
  5. Step 5: Solve for x
    x = 28,607,485,537.62/162,178.85
  6. Step 6: Final answer
    x = 176,394.68

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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.