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Finding the Fourth Proportional to 166,108.70, 249,114.45 and 59,480.30

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Solution

The fourth proportional to 166,108.70, 249,114.45 and 59,480.30 is: 89,203.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,108.70 : 249,114.45 = 59,480.30 : x
  2. Step 2: Convert to fraction form
    166,108.70/249,114.45 = 59,480.30/x
  3. Step 3: Cross multiply
    166,108.70x = 249,114.45 × 59,480.30
  4. Step 4: Simplify right side
    166,108.70x = 14,817,402,220.34
  5. Step 5: Solve for x
    x = 14,817,402,220.34/166,108.70
  6. Step 6: Final answer
    x = 89,203.05

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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.