Home / 94,721.76-130,714.04-51,699.84

Finding the Fourth Proportional to 94,721.76, 130,714.04 and 51,699.84

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Solution

The fourth proportional to 94,721.76, 130,714.04 and 51,699.84 is: 71,344.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,721.76 : 130,714.04 = 51,699.84 : x
  2. Step 2: Convert to fraction form
    94,721.76/130,714.04 = 51,699.84/x
  3. Step 3: Cross multiply
    94,721.76x = 130,714.04 × 51,699.84
  4. Step 4: Simplify right side
    94,721.76x = 6,757,894,953.75
  5. Step 5: Solve for x
    x = 6,757,894,953.75/94,721.76
  6. Step 6: Final answer
    x = 71,344.69

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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.