Home / 110,585.08-152,446.46-87,933.23

Finding the Fourth Proportional to 110,585.08, 152,446.46 and 87,933.23

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Solution

The fourth proportional to 110,585.08, 152,446.46 and 87,933.23 is: 121,219.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,585.08 : 152,446.46 = 87,933.23 : x
  2. Step 2: Convert to fraction form
    110,585.08/152,446.46 = 87,933.23/x
  3. Step 3: Cross multiply
    110,585.08x = 152,446.46 × 87,933.23
  4. Step 4: Simplify right side
    110,585.08x = 13,405,108,999.64
  5. Step 5: Solve for x
    x = 13,405,108,999.64/110,585.08
  6. Step 6: Final answer
    x = 121,219.87

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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.