Home / 172,180.02-237,655.35-111,747.15

Finding the Fourth Proportional to 172,180.02, 237,655.35 and 111,747.15

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Solution

The fourth proportional to 172,180.02, 237,655.35 and 111,747.15 is: 154,241.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,180.02 : 237,655.35 = 111,747.15 : x
  2. Step 2: Convert to fraction form
    172,180.02/237,655.35 = 111,747.15/x
  3. Step 3: Cross multiply
    172,180.02x = 237,655.35 × 111,747.15
  4. Step 4: Simplify right side
    172,180.02x = 26,557,308,044.75
  5. Step 5: Solve for x
    x = 26,557,308,044.75/172,180.02
  6. Step 6: Final answer
    x = 154,241.52

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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.