Home / 45,094.56-67,605.40-18,818.98

Finding the Fourth Proportional to 45,094.56, 67,605.40 and 18,818.98

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Solution

The fourth proportional to 45,094.56, 67,605.40 and 18,818.98 is: 28,213.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,094.56 : 67,605.40 = 18,818.98 : x
  2. Step 2: Convert to fraction form
    45,094.56/67,605.40 = 18,818.98/x
  3. Step 3: Cross multiply
    45,094.56x = 67,605.40 × 18,818.98
  4. Step 4: Simplify right side
    45,094.56x = 1,272,264,670.49
  5. Step 5: Solve for x
    x = 1,272,264,670.49/45,094.56
  6. Step 6: Final answer
    x = 28,213.26

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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.