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Finding the Fourth Proportional to 63,000.04, 86,942.74 and 34,705.08

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Solution

The fourth proportional to 63,000.04, 86,942.74 and 34,705.08 is: 47,894.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,000.04 : 86,942.74 = 34,705.08 : x
  2. Step 2: Convert to fraction form
    63,000.04/86,942.74 = 34,705.08/x
  3. Step 3: Cross multiply
    63,000.04x = 86,942.74 × 34,705.08
  4. Step 4: Simplify right side
    63,000.04x = 3,017,354,747.12
  5. Step 5: Solve for x
    x = 3,017,354,747.12/63,000.04
  6. Step 6: Final answer
    x = 47,894.49

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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.