Home / 162,518.94-243,875.07-73,771.29

Finding the Fourth Proportional to 162,518.94, 243,875.07 and 73,771.29

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Solution

The fourth proportional to 162,518.94, 243,875.07 and 73,771.29 is: 110,700.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,518.94 : 243,875.07 = 73,771.29 : x
  2. Step 2: Convert to fraction form
    162,518.94/243,875.07 = 73,771.29/x
  3. Step 3: Cross multiply
    162,518.94x = 243,875.07 × 73,771.29
  4. Step 4: Simplify right side
    162,518.94x = 17,990,978,512.74
  5. Step 5: Solve for x
    x = 17,990,978,512.74/162,518.94
  6. Step 6: Final answer
    x = 110,700.81

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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.