Home / 102,403.40-153,609.90-32,288.12

Finding the Fourth Proportional to 102,403.40, 153,609.90 and 32,288.12

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Solution

The fourth proportional to 102,403.40, 153,609.90 and 32,288.12 is: 48,433.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,403.40 : 153,609.90 = 32,288.12 : x
  2. Step 2: Convert to fraction form
    102,403.40/153,609.90 = 32,288.12/x
  3. Step 3: Cross multiply
    102,403.40x = 153,609.90 × 32,288.12
  4. Step 4: Simplify right side
    102,403.40x = 4,959,774,884.39
  5. Step 5: Solve for x
    x = 4,959,774,884.39/102,403.40
  6. Step 6: Final answer
    x = 48,433.69

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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.