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Finding the Fourth Proportional to 66,870.16, 100,234.50 and 24,723.16

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Solution

The fourth proportional to 66,870.16, 100,234.50 and 24,723.16 is: 37,058.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,870.16 : 100,234.50 = 24,723.16 : x
  2. Step 2: Convert to fraction form
    66,870.16/100,234.50 = 24,723.16/x
  3. Step 3: Cross multiply
    66,870.16x = 100,234.50 × 24,723.16
  4. Step 4: Simplify right side
    66,870.16x = 2,478,113,237.72
  5. Step 5: Solve for x
    x = 2,478,113,237.72/66,870.16
  6. Step 6: Final answer
    x = 37,058.58

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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.