Home / 162,476.87-243,512.34-112,156.02

Finding the Fourth Proportional to 162,476.87, 243,512.34 and 112,156.02

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Solution

The fourth proportional to 162,476.87, 243,512.34 and 112,156.02 is: 168,093.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,476.87 : 243,512.34 = 112,156.02 : x
  2. Step 2: Convert to fraction form
    162,476.87/243,512.34 = 112,156.02/x
  3. Step 3: Cross multiply
    162,476.87x = 243,512.34 × 112,156.02
  4. Step 4: Simplify right side
    162,476.87x = 27,311,374,875.29
  5. Step 5: Solve for x
    x = 27,311,374,875.29/162,476.87
  6. Step 6: Final answer
    x = 168,093.93

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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.