Home / 116,820.65-175,596.76-77,094.92

Finding the Fourth Proportional to 116,820.65, 175,596.76 and 77,094.92

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Solution

The fourth proportional to 116,820.65, 175,596.76 and 77,094.92 is: 115,883.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,820.65 : 175,596.76 = 77,094.92 : x
  2. Step 2: Convert to fraction form
    116,820.65/175,596.76 = 77,094.92/x
  3. Step 3: Cross multiply
    116,820.65x = 175,596.76 × 77,094.92
  4. Step 4: Simplify right side
    116,820.65x = 13,537,618,410.71
  5. Step 5: Solve for x
    x = 13,537,618,410.71/116,820.65
  6. Step 6: Final answer
    x = 115,883.78

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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.