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Finding the Fourth Proportional to 119,001, 178,548.23 and 52,394.40

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Solution

The fourth proportional to 119,001, 178,548.23 and 52,394.40 is: 78,612.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,001 : 178,548.23 = 52,394.40 : x
  2. Step 2: Convert to fraction form
    119,001/178,548.23 = 52,394.40/x
  3. Step 3: Cross multiply
    119,001x = 178,548.23 × 52,394.40
  4. Step 4: Simplify right side
    119,001x = 9,354,927,381.91
  5. Step 5: Solve for x
    x = 9,354,927,381.91/119,001
  6. Step 6: Final answer
    x = 78,612.17

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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.