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Finding the Fourth Proportional to 61,740.48, 92,733.80 and 58,258.96

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Solution

The fourth proportional to 61,740.48, 92,733.80 and 58,258.96 is: 87,504.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,740.48 : 92,733.80 = 58,258.96 : x
  2. Step 2: Convert to fraction form
    61,740.48/92,733.80 = 58,258.96/x
  3. Step 3: Cross multiply
    61,740.48x = 92,733.80 × 58,258.96
  4. Step 4: Simplify right side
    61,740.48x = 5,402,574,744.85
  5. Step 5: Solve for x
    x = 5,402,574,744.85/61,740.48
  6. Step 6: Final answer
    x = 87,504.58

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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.