Home / 115,500.24-172,855.98-96,801.39

Finding the Fourth Proportional to 115,500.24, 172,855.98 and 96,801.39

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Solution

The fourth proportional to 115,500.24, 172,855.98 and 96,801.39 is: 144,871.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,500.24 : 172,855.98 = 96,801.39 : x
  2. Step 2: Convert to fraction form
    115,500.24/172,855.98 = 96,801.39/x
  3. Step 3: Cross multiply
    115,500.24x = 172,855.98 × 96,801.39
  4. Step 4: Simplify right side
    115,500.24x = 16,732,699,133.81
  5. Step 5: Solve for x
    x = 16,732,699,133.81/115,500.24
  6. Step 6: Final answer
    x = 144,871.55

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1.5x scale

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.