Home / 113,595.30-156,762.58-62,609.86

Finding the Fourth Proportional to 113,595.30, 156,762.58 and 62,609.86

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Solution

The fourth proportional to 113,595.30, 156,762.58 and 62,609.86 is: 86,402.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,595.30 : 156,762.58 = 62,609.86 : x
  2. Step 2: Convert to fraction form
    113,595.30/156,762.58 = 62,609.86/x
  3. Step 3: Cross multiply
    113,595.30x = 156,762.58 × 62,609.86
  4. Step 4: Simplify right side
    113,595.30x = 9,814,883,187.04
  5. Step 5: Solve for x
    x = 9,814,883,187.04/113,595.30
  6. Step 6: Final answer
    x = 86,402.19

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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.