Home / 166,260.12-249,354.54-47,909.40

Finding the Fourth Proportional to 166,260.12, 249,354.54 and 47,909.40

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Solution

The fourth proportional to 166,260.12, 249,354.54 and 47,909.40 is: 71,853.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,260.12 : 249,354.54 = 47,909.40 : x
  2. Step 2: Convert to fraction form
    166,260.12/249,354.54 = 47,909.40/x
  3. Step 3: Cross multiply
    166,260.12x = 249,354.54 × 47,909.40
  4. Step 4: Simplify right side
    166,260.12x = 11,946,426,398.68
  5. Step 5: Solve for x
    x = 11,946,426,398.68/166,260.12
  6. Step 6: Final answer
    x = 71,853.83

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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.