Home / 141,117.42-194,744.34-77,461.14

Finding the Fourth Proportional to 141,117.42, 194,744.34 and 77,461.14

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Solution

The fourth proportional to 141,117.42, 194,744.34 and 77,461.14 is: 106,897.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,117.42 : 194,744.34 = 77,461.14 : x
  2. Step 2: Convert to fraction form
    141,117.42/194,744.34 = 77,461.14/x
  3. Step 3: Cross multiply
    141,117.42x = 194,744.34 × 77,461.14
  4. Step 4: Simplify right side
    141,117.42x = 15,085,118,584.95
  5. Step 5: Solve for x
    x = 15,085,118,584.95/141,117.42
  6. Step 6: Final answer
    x = 106,897.64

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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.