Home / 162,272.18-243,409.19-43,944.55

Finding the Fourth Proportional to 162,272.18, 243,409.19 and 43,944.55

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Solution

The fourth proportional to 162,272.18, 243,409.19 and 43,944.55 is: 65,917.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,272.18 : 243,409.19 = 43,944.55 : x
  2. Step 2: Convert to fraction form
    162,272.18/243,409.19 = 43,944.55/x
  3. Step 3: Cross multiply
    162,272.18x = 243,409.19 × 43,944.55
  4. Step 4: Simplify right side
    162,272.18x = 10,696,506,492.17
  5. Step 5: Solve for x
    x = 10,696,506,492.17/162,272.18
  6. Step 6: Final answer
    x = 65,917.07

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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.