Home / 234,985.64-324,271.46-127,553.40

Finding the Fourth Proportional to 234,985.64, 324,271.46 and 127,553.40

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Solution

The fourth proportional to 234,985.64, 324,271.46 and 127,553.40 is: 176,018.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,985.64 : 324,271.46 = 127,553.40 : x
  2. Step 2: Convert to fraction form
    234,985.64/324,271.46 = 127,553.40/x
  3. Step 3: Cross multiply
    234,985.64x = 324,271.46 × 127,553.40
  4. Step 4: Simplify right side
    234,985.64x = 41,361,927,245.96
  5. Step 5: Solve for x
    x = 41,361,927,245.96/234,985.64
  6. Step 6: Final answer
    x = 176,018.96

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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.