Home / 528,097.08-792,142.38-173,108.52

Finding the Fourth Proportional to 528,097.08, 792,142.38 and 173,108.52

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Solution

The fourth proportional to 528,097.08, 792,142.38 and 173,108.52 is: 259,661.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,097.08 : 792,142.38 = 173,108.52 : x
  2. Step 2: Convert to fraction form
    528,097.08/792,142.38 = 173,108.52/x
  3. Step 3: Cross multiply
    528,097.08x = 792,142.38 × 173,108.52
  4. Step 4: Simplify right side
    528,097.08x = 137,126,595,031.08
  5. Step 5: Solve for x
    x = 137,126,595,031.08/528,097.08
  6. Step 6: Final answer
    x = 259,661.72

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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.