Home / 166,363.60-249,545.40-66,571.60

Finding the Fourth Proportional to 166,363.60, 249,545.40 and 66,571.60

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Solution

The fourth proportional to 166,363.60, 249,545.40 and 66,571.60 is: 99,857.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,363.60 : 249,545.40 = 66,571.60 : x
  2. Step 2: Convert to fraction form
    166,363.60/249,545.40 = 66,571.60/x
  3. Step 3: Cross multiply
    166,363.60x = 249,545.40 × 66,571.60
  4. Step 4: Simplify right side
    166,363.60x = 16,612,636,550.64
  5. Step 5: Solve for x
    x = 16,612,636,550.64/166,363.60
  6. Step 6: Final answer
    x = 99,857.40

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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.