Home / 201,816.12-302,763.96-59,663.88

Finding the Fourth Proportional to 201,816.12, 302,763.96 and 59,663.88

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Solution

The fourth proportional to 201,816.12, 302,763.96 and 59,663.88 is: 89,507.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,816.12 : 302,763.96 = 59,663.88 : x
  2. Step 2: Convert to fraction form
    201,816.12/302,763.96 = 59,663.88/x
  3. Step 3: Cross multiply
    201,816.12x = 302,763.96 × 59,663.88
  4. Step 4: Simplify right side
    201,816.12x = 18,064,072,577.76
  5. Step 5: Solve for x
    x = 18,064,072,577.76/201,816.12
  6. Step 6: Final answer
    x = 89,507.58

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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.