Home / 166,103.33-249,194.69-53,783.67

Finding the Fourth Proportional to 166,103.33, 249,194.69 and 53,783.67

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Solution

The fourth proportional to 166,103.33, 249,194.69 and 53,783.67 is: 80,688.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,103.33 : 249,194.69 = 53,783.67 : x
  2. Step 2: Convert to fraction form
    166,103.33/249,194.69 = 53,783.67/x
  3. Step 3: Cross multiply
    166,103.33x = 249,194.69 × 53,783.67
  4. Step 4: Simplify right side
    166,103.33x = 13,402,604,972.71
  5. Step 5: Solve for x
    x = 13,402,604,972.71/166,103.33
  6. Step 6: Final answer
    x = 80,688.36

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1.5x scale

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.