Home / 166,093.48-249,315.57-77,432.50

Finding the Fourth Proportional to 166,093.48, 249,315.57 and 77,432.50

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Solution

The fourth proportional to 166,093.48, 249,315.57 and 77,432.50 is: 116,230.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,093.48 : 249,315.57 = 77,432.50 : x
  2. Step 2: Convert to fraction form
    166,093.48/249,315.57 = 77,432.50/x
  3. Step 3: Cross multiply
    166,093.48x = 249,315.57 × 77,432.50
  4. Step 4: Simplify right side
    166,093.48x = 19,305,127,874.03
  5. Step 5: Solve for x
    x = 19,305,127,874.03/166,093.48
  6. Step 6: Final answer
    x = 116,230.50

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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.