Home / 102,303.76-141,179.61-59,854.09

Finding the Fourth Proportional to 102,303.76, 141,179.61 and 59,854.09

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Solution

The fourth proportional to 102,303.76, 141,179.61 and 59,854.09 is: 82,598.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,303.76 : 141,179.61 = 59,854.09 : x
  2. Step 2: Convert to fraction form
    102,303.76/141,179.61 = 59,854.09/x
  3. Step 3: Cross multiply
    102,303.76x = 141,179.61 × 59,854.09
  4. Step 4: Simplify right side
    102,303.76x = 8,450,177,083.10
  5. Step 5: Solve for x
    x = 8,450,177,083.10/102,303.76
  6. Step 6: Final answer
    x = 82,598.89

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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.