Home / 113,637.03-156,820.20-62,651.79

Finding the Fourth Proportional to 113,637.03, 156,820.20 and 62,651.79

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Solution

The fourth proportional to 113,637.03, 156,820.20 and 62,651.79 is: 86,460.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,637.03 : 156,820.20 = 62,651.79 : x
  2. Step 2: Convert to fraction form
    113,637.03/156,820.20 = 62,651.79/x
  3. Step 3: Cross multiply
    113,637.03x = 156,820.20 × 62,651.79
  4. Step 4: Simplify right side
    113,637.03x = 9,825,066,238.16
  5. Step 5: Solve for x
    x = 9,825,066,238.16/113,637.03
  6. Step 6: Final answer
    x = 86,460.08

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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.