Home / 115,871.31-173,824.52-40,992.30

Finding the Fourth Proportional to 115,871.31, 173,824.52 and 40,992.30

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Solution

The fourth proportional to 115,871.31, 173,824.52 and 40,992.30 is: 61,494.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,871.31 : 173,824.52 = 40,992.30 : x
  2. Step 2: Convert to fraction form
    115,871.31/173,824.52 = 40,992.30/x
  3. Step 3: Cross multiply
    115,871.31x = 173,824.52 × 40,992.30
  4. Step 4: Simplify right side
    115,871.31x = 7,125,466,666.23
  5. Step 5: Solve for x
    x = 7,125,466,666.23/115,871.31
  6. Step 6: Final answer
    x = 61,494.66

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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.