Home / 212,436.96-318,545.66-62,658.18

Finding the Fourth Proportional to 212,436.96, 318,545.66 and 62,658.18

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Solution

The fourth proportional to 212,436.96, 318,545.66 and 62,658.18 is: 93,954.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,436.96 : 318,545.66 = 62,658.18 : x
  2. Step 2: Convert to fraction form
    212,436.96/318,545.66 = 62,658.18/x
  3. Step 3: Cross multiply
    212,436.96x = 318,545.66 × 62,658.18
  4. Step 4: Simplify right side
    212,436.96x = 19,959,491,302.50
  5. Step 5: Solve for x
    x = 19,959,491,302.50/212,436.96
  6. Step 6: Final answer
    x = 93,954.89

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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.