Home / 68,828.59-103,280.51-26,710.34

Finding the Fourth Proportional to 68,828.59, 103,280.51 and 26,710.34

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Solution

The fourth proportional to 68,828.59, 103,280.51 and 26,710.34 is: 40,080.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,828.59 : 103,280.51 = 26,710.34 : x
  2. Step 2: Convert to fraction form
    68,828.59/103,280.51 = 26,710.34/x
  3. Step 3: Cross multiply
    68,828.59x = 103,280.51 × 26,710.34
  4. Step 4: Simplify right side
    68,828.59x = 2,758,656,887.52
  5. Step 5: Solve for x
    x = 2,758,656,887.52/68,828.59
  6. Step 6: Final answer
    x = 40,080.10

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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.