Home / 178,697.12-268,045.84-54,038.24

Finding the Fourth Proportional to 178,697.12, 268,045.84 and 54,038.24

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Solution

The fourth proportional to 178,697.12, 268,045.84 and 54,038.24 is: 81,057.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,697.12 : 268,045.84 = 54,038.24 : x
  2. Step 2: Convert to fraction form
    178,697.12/268,045.84 = 54,038.24/x
  3. Step 3: Cross multiply
    178,697.12x = 268,045.84 × 54,038.24
  4. Step 4: Simplify right side
    178,697.12x = 14,484,725,432.92
  5. Step 5: Solve for x
    x = 14,484,725,432.92/178,697.12
  6. Step 6: Final answer
    x = 81,057.41

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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.