Home / 141,966.40-212,872.80-58,868.80

Finding the Fourth Proportional to 141,966.40, 212,872.80 and 58,868.80

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Solution

The fourth proportional to 141,966.40, 212,872.80 and 58,868.80 is: 88,271.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,966.40 : 212,872.80 = 58,868.80 : x
  2. Step 2: Convert to fraction form
    141,966.40/212,872.80 = 58,868.80/x
  3. Step 3: Cross multiply
    141,966.40x = 212,872.80 × 58,868.80
  4. Step 4: Simplify right side
    141,966.40x = 12,531,566,288.64
  5. Step 5: Solve for x
    x = 12,531,566,288.64/141,966.40
  6. Step 6: Final answer
    x = 88,271.35

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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.