Home / 113,637.15-156,820.32-62,651.66

Finding the Fourth Proportional to 113,637.15, 156,820.32 and 62,651.66

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Solution

The fourth proportional to 113,637.15, 156,820.32 and 62,651.66 is: 86,459.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,637.15 : 156,820.32 = 62,651.66 : x
  2. Step 2: Convert to fraction form
    113,637.15/156,820.32 = 62,651.66/x
  3. Step 3: Cross multiply
    113,637.15x = 156,820.32 × 62,651.66
  4. Step 4: Simplify right side
    113,637.15x = 9,825,052,585.63
  5. Step 5: Solve for x
    x = 9,825,052,585.63/113,637.15
  6. Step 6: Final answer
    x = 86,459.86

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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.