Home / 162,276.84-243,438.30-49,966.39

Finding the Fourth Proportional to 162,276.84, 243,438.30 and 49,966.39

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Solution

The fourth proportional to 162,276.84, 243,438.30 and 49,966.39 is: 74,956.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,276.84 : 243,438.30 = 49,966.39 : x
  2. Step 2: Convert to fraction form
    162,276.84/243,438.30 = 49,966.39/x
  3. Step 3: Cross multiply
    162,276.84x = 243,438.30 × 49,966.39
  4. Step 4: Simplify right side
    162,276.84x = 12,163,733,038.74
  5. Step 5: Solve for x
    x = 12,163,733,038.74/162,276.84
  6. Step 6: Final answer
    x = 74,956.68

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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.