Home / 233,808.72-322,638.98-131,828.92

Finding the Fourth Proportional to 233,808.72, 322,638.98 and 131,828.92

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Solution

The fourth proportional to 233,808.72, 322,638.98 and 131,828.92 is: 181,914.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,808.72 : 322,638.98 = 131,828.92 : x
  2. Step 2: Convert to fraction form
    233,808.72/322,638.98 = 131,828.92/x
  3. Step 3: Cross multiply
    233,808.72x = 322,638.98 × 131,828.92
  4. Step 4: Simplify right side
    233,808.72x = 42,533,148,283.30
  5. Step 5: Solve for x
    x = 42,533,148,283.30/233,808.72
  6. Step 6: Final answer
    x = 181,914.29

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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.