Home / 125,023.44-172,325.88-93,180.72

Finding the Fourth Proportional to 125,023.44, 172,325.88 and 93,180.72

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Solution

The fourth proportional to 125,023.44, 172,325.88 and 93,180.72 is: 128,435.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,023.44 : 172,325.88 = 93,180.72 : x
  2. Step 2: Convert to fraction form
    125,023.44/172,325.88 = 93,180.72/x
  3. Step 3: Cross multiply
    125,023.44x = 172,325.88 × 93,180.72
  4. Step 4: Simplify right side
    125,023.44x = 16,057,449,573.03
  5. Step 5: Solve for x
    x = 16,057,449,573.03/125,023.44
  6. Step 6: Final answer
    x = 128,435.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.