Home / 141,639.40-212,410.14-62,808.76

Finding the Fourth Proportional to 141,639.40, 212,410.14 and 62,808.76

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Solution

The fourth proportional to 141,639.40, 212,410.14 and 62,808.76 is: 94,191.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,639.40 : 212,410.14 = 62,808.76 : x
  2. Step 2: Convert to fraction form
    141,639.40/212,410.14 = 62,808.76/x
  3. Step 3: Cross multiply
    141,639.40x = 212,410.14 × 62,808.76
  4. Step 4: Simplify right side
    141,639.40x = 13,341,217,504.83
  5. Step 5: Solve for x
    x = 13,341,217,504.83/141,639.40
  6. Step 6: Final answer
    x = 94,191.43

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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.