Home / 162,440.88-243,282.84-157,956.72

Finding the Fourth Proportional to 162,440.88, 243,282.84 and 157,956.72

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Solution

The fourth proportional to 162,440.88, 243,282.84 and 157,956.72 is: 236,567.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,440.88 : 243,282.84 = 157,956.72 : x
  2. Step 2: Convert to fraction form
    162,440.88/243,282.84 = 157,956.72/x
  3. Step 3: Cross multiply
    162,440.88x = 243,282.84 × 157,956.72
  4. Step 4: Simplify right side
    162,440.88x = 38,428,159,438.68
  5. Step 5: Solve for x
    x = 38,428,159,438.68/162,440.88
  6. Step 6: Final answer
    x = 236,567.05

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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.