Home / 141,188.00-194,838.04-76,655.80

Finding the Fourth Proportional to 141,188.00, 194,838.04 and 76,655.80

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Solution

The fourth proportional to 141,188.00, 194,838.04 and 76,655.80 is: 105,784.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,188.00 : 194,838.04 = 76,655.80 : x
  2. Step 2: Convert to fraction form
    141,188.00/194,838.04 = 76,655.80/x
  3. Step 3: Cross multiply
    141,188.00x = 194,838.04 × 76,655.80
  4. Step 4: Simplify right side
    141,188.00x = 14,935,466,166.00
  5. Step 5: Solve for x
    x = 14,935,466,166.00/141,188.00
  6. Step 6: Final answer
    x = 105,784.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.