Home / 113,453.93-156,570.15-62,471.93

Finding the Fourth Proportional to 113,453.93, 156,570.15 and 62,471.93

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Solution

The fourth proportional to 113,453.93, 156,570.15 and 62,471.93 is: 86,213.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,453.93 : 156,570.15 = 62,471.93 : x
  2. Step 2: Convert to fraction form
    113,453.93/156,570.15 = 62,471.93/x
  3. Step 3: Cross multiply
    113,453.93x = 156,570.15 × 62,471.93
  4. Step 4: Simplify right side
    113,453.93x = 9,781,239,450.89
  5. Step 5: Solve for x
    x = 9,781,239,450.89/113,453.93
  6. Step 6: Final answer
    x = 86,213.32

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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.