Home / 178,140.84-267,204.78-53,478.60

Finding the Fourth Proportional to 178,140.84, 267,204.78 and 53,478.60

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Solution

The fourth proportional to 178,140.84, 267,204.78 and 53,478.60 is: 80,215.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,140.84 : 267,204.78 = 53,478.60 : x
  2. Step 2: Convert to fraction form
    178,140.84/267,204.78 = 53,478.60/x
  3. Step 3: Cross multiply
    178,140.84x = 267,204.78 × 53,478.60
  4. Step 4: Simplify right side
    178,140.84x = 14,289,737,547.71
  5. Step 5: Solve for x
    x = 14,289,737,547.71/178,140.84
  6. Step 6: Final answer
    x = 80,215.95

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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.