Home / 166,407.40-249,624.87-54,043.19

Finding the Fourth Proportional to 166,407.40, 249,624.87 and 54,043.19

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Solution

The fourth proportional to 166,407.40, 249,624.87 and 54,043.19 is: 81,069.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,407.40 : 249,624.87 = 54,043.19 : x
  2. Step 2: Convert to fraction form
    166,407.40/249,624.87 = 54,043.19/x
  3. Step 3: Cross multiply
    166,407.40x = 249,624.87 × 54,043.19
  4. Step 4: Simplify right side
    166,407.40x = 13,490,524,278.14
  5. Step 5: Solve for x
    x = 13,490,524,278.14/166,407.40
  6. Step 6: Final answer
    x = 81,069.26

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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.