Home / 178,748.96-268,079.16-60,417.68

Finding the Fourth Proportional to 178,748.96, 268,079.16 and 60,417.68

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Solution

The fourth proportional to 178,748.96, 268,079.16 and 60,417.68 is: 90,611.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,748.96 : 268,079.16 = 60,417.68 : x
  2. Step 2: Convert to fraction form
    178,748.96/268,079.16 = 60,417.68/x
  3. Step 3: Cross multiply
    178,748.96x = 268,079.16 × 60,417.68
  4. Step 4: Simplify right side
    178,748.96x = 16,196,720,903.55
  5. Step 5: Solve for x
    x = 16,196,720,903.55/178,748.96
  6. Step 6: Final answer
    x = 90,611.55

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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.