Home / 102,827.60-141,903.06-59,809.31

Finding the Fourth Proportional to 102,827.60, 141,903.06 and 59,809.31

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Solution

The fourth proportional to 102,827.60, 141,903.06 and 59,809.31 is: 82,537.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,827.60 : 141,903.06 = 59,809.31 : x
  2. Step 2: Convert to fraction form
    102,827.60/141,903.06 = 59,809.31/x
  3. Step 3: Cross multiply
    102,827.60x = 141,903.06 × 59,809.31
  4. Step 4: Simplify right side
    102,827.60x = 8,487,124,105.49
  5. Step 5: Solve for x
    x = 8,487,124,105.49/102,827.60
  6. Step 6: Final answer
    x = 82,537.41

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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.