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Finding the Fourth Proportional to 60,657.58, 90,985.29 and 25,597.54

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Solution

The fourth proportional to 60,657.58, 90,985.29 and 25,597.54 is: 38,395.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,657.58 : 90,985.29 = 25,597.54 : x
  2. Step 2: Convert to fraction form
    60,657.58/90,985.29 = 25,597.54/x
  3. Step 3: Cross multiply
    60,657.58x = 90,985.29 × 25,597.54
  4. Step 4: Simplify right side
    60,657.58x = 2,328,999,600.19
  5. Step 5: Solve for x
    x = 2,328,999,600.19/60,657.58
  6. Step 6: Final answer
    x = 38,395.85

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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.