Home / 104,923.10-157,252.95-82,648.51

Finding the Fourth Proportional to 104,923.10, 157,252.95 and 82,648.51

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Solution

The fourth proportional to 104,923.10, 157,252.95 and 82,648.51 is: 123,869.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,923.10 : 157,252.95 = 82,648.51 : x
  2. Step 2: Convert to fraction form
    104,923.10/157,252.95 = 82,648.51/x
  3. Step 3: Cross multiply
    104,923.10x = 157,252.95 × 82,648.51
  4. Step 4: Simplify right side
    104,923.10x = 12,996,721,617.47
  5. Step 5: Solve for x
    x = 12,996,721,617.47/104,923.10
  6. Step 6: Final answer
    x = 123,869.02

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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.