Home / 45,337.98-68,001.57-12,060.48

Finding the Fourth Proportional to 45,337.98, 68,001.57 and 12,060.48

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Solution

The fourth proportional to 45,337.98, 68,001.57 and 12,060.48 is: 18,089.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,337.98 : 68,001.57 = 12,060.48 : x
  2. Step 2: Convert to fraction form
    45,337.98/68,001.57 = 12,060.48/x
  3. Step 3: Cross multiply
    45,337.98x = 68,001.57 × 12,060.48
  4. Step 4: Simplify right side
    45,337.98x = 820,131,574.95
  5. Step 5: Solve for x
    x = 820,131,574.95/45,337.98
  6. Step 6: Final answer
    x = 18,089.28

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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.