Home / 103,268.28-154,925.80-36,708.12

Finding the Fourth Proportional to 103,268.28, 154,925.80 and 36,708.12

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Solution

The fourth proportional to 103,268.28, 154,925.80 and 36,708.12 is: 55,070.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,268.28 : 154,925.80 = 36,708.12 : x
  2. Step 2: Convert to fraction form
    103,268.28/154,925.80 = 36,708.12/x
  3. Step 3: Cross multiply
    103,268.28x = 154,925.80 × 36,708.12
  4. Step 4: Simplify right side
    103,268.28x = 5,687,034,857.50
  5. Step 5: Solve for x
    x = 5,687,034,857.50/103,268.28
  6. Step 6: Final answer
    x = 55,070.49

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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.