Home / 43,795.58-65,663.40-15,715.01

Finding the Fourth Proportional to 43,795.58, 65,663.40 and 15,715.01

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Solution

The fourth proportional to 43,795.58, 65,663.40 and 15,715.01 is: 23,561.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,795.58 : 65,663.40 = 15,715.01 : x
  2. Step 2: Convert to fraction form
    43,795.58/65,663.40 = 15,715.01/x
  3. Step 3: Cross multiply
    43,795.58x = 65,663.40 × 15,715.01
  4. Step 4: Simplify right side
    43,795.58x = 1,031,900,659.32
  5. Step 5: Solve for x
    x = 1,031,900,659.32/43,795.58
  6. Step 6: Final answer
    x = 23,561.75

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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.