Home / 162,054.30-243,081.45-43,725.64

Finding the Fourth Proportional to 162,054.30, 243,081.45 and 43,725.64

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Solution

The fourth proportional to 162,054.30, 243,081.45 and 43,725.64 is: 65,588.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,054.30 : 243,081.45 = 43,725.64 : x
  2. Step 2: Convert to fraction form
    162,054.30/243,081.45 = 43,725.64/x
  3. Step 3: Cross multiply
    162,054.30x = 243,081.45 × 43,725.64
  4. Step 4: Simplify right side
    162,054.30x = 10,628,891,821.45
  5. Step 5: Solve for x
    x = 10,628,891,821.45/162,054.30
  6. Step 6: Final answer
    x = 65,588.46

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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.