Home / 162,527.10-243,315.45-115,871.10

Finding the Fourth Proportional to 162,527.10, 243,315.45 and 115,871.10

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Solution

The fourth proportional to 162,527.10, 243,315.45 and 115,871.10 is: 173,467.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,527.10 : 243,315.45 = 115,871.10 : x
  2. Step 2: Convert to fraction form
    162,527.10/243,315.45 = 115,871.10/x
  3. Step 3: Cross multiply
    162,527.10x = 243,315.45 × 115,871.10
  4. Step 4: Simplify right side
    162,527.10x = 28,193,228,838.50
  5. Step 5: Solve for x
    x = 28,193,228,838.50/162,527.10
  6. Step 6: Final answer
    x = 173,467.86

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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.