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Finding the Fourth Proportional to 172,374.58, 237,878.74 and 94,851.24

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Solution

The fourth proportional to 172,374.58, 237,878.74 and 94,851.24 is: 130,895.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,374.58 : 237,878.74 = 94,851.24 : x
  2. Step 2: Convert to fraction form
    172,374.58/237,878.74 = 94,851.24/x
  3. Step 3: Cross multiply
    172,374.58x = 237,878.74 × 94,851.24
  4. Step 4: Simplify right side
    172,374.58x = 22,563,092,685.16
  5. Step 5: Solve for x
    x = 22,563,092,685.16/172,374.58
  6. Step 6: Final answer
    x = 130,895.71

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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.