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Finding the Fourth Proportional to 61,802.60, 92,682.30 and 32,210.60

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Solution

The fourth proportional to 61,802.60, 92,682.30 and 32,210.60 is: 48,304.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,802.60 : 92,682.30 = 32,210.60 : x
  2. Step 2: Convert to fraction form
    61,802.60/92,682.30 = 32,210.60/x
  3. Step 3: Cross multiply
    61,802.60x = 92,682.30 × 32,210.60
  4. Step 4: Simplify right side
    61,802.60x = 2,985,352,492.38
  5. Step 5: Solve for x
    x = 2,985,352,492.38/61,802.60
  6. Step 6: Final answer
    x = 48,304.64

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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.