Home / 115,537.68-173,312.64-32,438.16

Finding the Fourth Proportional to 115,537.68, 173,312.64 and 32,438.16

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Solution

The fourth proportional to 115,537.68, 173,312.64 and 32,438.16 is: 48,658.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,537.68 : 173,312.64 = 32,438.16 : x
  2. Step 2: Convert to fraction form
    115,537.68/173,312.64 = 32,438.16/x
  3. Step 3: Cross multiply
    115,537.68x = 173,312.64 × 32,438.16
  4. Step 4: Simplify right side
    115,537.68x = 5,621,943,146.34
  5. Step 5: Solve for x
    x = 5,621,943,146.34/115,537.68
  6. Step 6: Final answer
    x = 48,658.96

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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.