Home / 113,699.58-156,903.26-62,717.06

Finding the Fourth Proportional to 113,699.58, 156,903.26 and 62,717.06

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Solution

The fourth proportional to 113,699.58, 156,903.26 and 62,717.06 is: 86,548.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,699.58 : 156,903.26 = 62,717.06 : x
  2. Step 2: Convert to fraction form
    113,699.58/156,903.26 = 62,717.06/x
  3. Step 3: Cross multiply
    113,699.58x = 156,903.26 × 62,717.06
  4. Step 4: Simplify right side
    113,699.58x = 9,840,511,171.62
  5. Step 5: Solve for x
    x = 9,840,511,171.62/113,699.58
  6. Step 6: Final answer
    x = 86,548.35

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1.5x scale

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.