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Finding the Fourth Proportional to 58,249, 87,405.18 and 23,188.60

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Solution

The fourth proportional to 58,249, 87,405.18 and 23,188.60 is: 34,795.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,249 : 87,405.18 = 23,188.60 : x
  2. Step 2: Convert to fraction form
    58,249/87,405.18 = 23,188.60/x
  3. Step 3: Cross multiply
    58,249x = 87,405.18 × 23,188.60
  4. Step 4: Simplify right side
    58,249x = 2,026,803,756.95
  5. Step 5: Solve for x
    x = 2,026,803,756.95/58,249
  6. Step 6: Final answer
    x = 34,795.51

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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.