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Finding the Fourth Proportional to 172,842.04, 238,522.02 and 93,354.04

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Solution

The fourth proportional to 172,842.04, 238,522.02 and 93,354.04 is: 128,828.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,842.04 : 238,522.02 = 93,354.04 : x
  2. Step 2: Convert to fraction form
    172,842.04/238,522.02 = 93,354.04/x
  3. Step 3: Cross multiply
    172,842.04x = 238,522.02 × 93,354.04
  4. Step 4: Simplify right side
    172,842.04x = 22,266,994,195.96
  5. Step 5: Solve for x
    x = 22,266,994,195.96/172,842.04
  6. Step 6: Final answer
    x = 128,828.58

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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.