Home / 178,986.11-268,479.06-52,627.40

Finding the Fourth Proportional to 178,986.11, 268,479.06 and 52,627.40

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Solution

The fourth proportional to 178,986.11, 268,479.06 and 52,627.40 is: 78,941.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,986.11 : 268,479.06 = 52,627.40 : x
  2. Step 2: Convert to fraction form
    178,986.11/268,479.06 = 52,627.40/x
  3. Step 3: Cross multiply
    178,986.11x = 268,479.06 × 52,627.40
  4. Step 4: Simplify right side
    178,986.11x = 14,129,356,155.52
  5. Step 5: Solve for x
    x = 14,129,356,155.52/178,986.11
  6. Step 6: Final answer
    x = 78,941.08

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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.