Home / 89,631.66-134,416.14-26,435.00

Finding the Fourth Proportional to 89,631.66, 134,416.14 and 26,435.00

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Solution

The fourth proportional to 89,631.66, 134,416.14 and 26,435.00 is: 39,643.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,631.66 : 134,416.14 = 26,435.00 : x
  2. Step 2: Convert to fraction form
    89,631.66/134,416.14 = 26,435.00/x
  3. Step 3: Cross multiply
    89,631.66x = 134,416.14 × 26,435.00
  4. Step 4: Simplify right side
    89,631.66x = 3,553,290,996.94
  5. Step 5: Solve for x
    x = 3,553,290,996.94/89,631.66
  6. Step 6: Final answer
    x = 39,643.26

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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.