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Finding the Fourth Proportional to 166,545.32, 249,817.80 and 41,886.32

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Solution

The fourth proportional to 166,545.32, 249,817.80 and 41,886.32 is: 62,829.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,545.32 : 249,817.80 = 41,886.32 : x
  2. Step 2: Convert to fraction form
    166,545.32/249,817.80 = 41,886.32/x
  3. Step 3: Cross multiply
    166,545.32x = 249,817.80 × 41,886.32
  4. Step 4: Simplify right side
    166,545.32x = 10,463,948,312.50
  5. Step 5: Solve for x
    x = 10,463,948,312.50/166,545.32
  6. Step 6: Final answer
    x = 62,829.43

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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.