Home / 103,656.85-155,509.77-33,536.16

Finding the Fourth Proportional to 103,656.85, 155,509.77 and 33,536.16

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Solution

The fourth proportional to 103,656.85, 155,509.77 and 33,536.16 is: 50,312.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,656.85 : 155,509.77 = 33,536.16 : x
  2. Step 2: Convert to fraction form
    103,656.85/155,509.77 = 33,536.16/x
  3. Step 3: Cross multiply
    103,656.85x = 155,509.77 × 33,536.16
  4. Step 4: Simplify right side
    103,656.85x = 5,215,200,654.04
  5. Step 5: Solve for x
    x = 5,215,200,654.04/103,656.85
  6. Step 6: Final answer
    x = 50,312.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.