Home / 234,912.08-324,178.89-127,482.12

Finding the Fourth Proportional to 234,912.08, 324,178.89 and 127,482.12

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Solution

The fourth proportional to 234,912.08, 324,178.89 and 127,482.12 is: 175,925.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,912.08 : 324,178.89 = 127,482.12 : x
  2. Step 2: Convert to fraction form
    234,912.08/324,178.89 = 127,482.12/x
  3. Step 3: Cross multiply
    234,912.08x = 324,178.89 × 127,482.12
  4. Step 4: Simplify right side
    234,912.08x = 41,327,012,156.45
  5. Step 5: Solve for x
    x = 41,327,012,156.45/234,912.08
  6. Step 6: Final answer
    x = 175,925.45

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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.