Home / 54,498.08-81,750.58-14,516.40

Finding the Fourth Proportional to 54,498.08, 81,750.58 and 14,516.40

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Solution

The fourth proportional to 54,498.08, 81,750.58 and 14,516.40 is: 21,775.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,498.08 : 81,750.58 = 14,516.40 : x
  2. Step 2: Convert to fraction form
    54,498.08/81,750.58 = 14,516.40/x
  3. Step 3: Cross multiply
    54,498.08x = 81,750.58 × 14,516.40
  4. Step 4: Simplify right side
    54,498.08x = 1,186,724,119.51
  5. Step 5: Solve for x
    x = 1,186,724,119.51/54,498.08
  6. Step 6: Final answer
    x = 21,775.52

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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.