Home / 179,038.23-268,537.32-45,921.66

Finding the Fourth Proportional to 179,038.23, 268,537.32 and 45,921.66

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Solution

The fourth proportional to 179,038.23, 268,537.32 and 45,921.66 is: 68,877.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,038.23 : 268,537.32 = 45,921.66 : x
  2. Step 2: Convert to fraction form
    179,038.23/268,537.32 = 45,921.66/x
  3. Step 3: Cross multiply
    179,038.23x = 268,537.32 × 45,921.66
  4. Step 4: Simplify right side
    179,038.23x = 12,331,679,506.35
  5. Step 5: Solve for x
    x = 12,331,679,506.35/179,038.23
  6. Step 6: Final answer
    x = 68,877.35

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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.