Home / 45,598.38-68,381.18-19,304.98

Finding the Fourth Proportional to 45,598.38, 68,381.18 and 19,304.98

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Solution

The fourth proportional to 45,598.38, 68,381.18 and 19,304.98 is: 28,950.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,598.38 : 68,381.18 = 19,304.98 : x
  2. Step 2: Convert to fraction form
    45,598.38/68,381.18 = 19,304.98/x
  3. Step 3: Cross multiply
    45,598.38x = 68,381.18 × 19,304.98
  4. Step 4: Simplify right side
    45,598.38x = 1,320,097,312.28
  5. Step 5: Solve for x
    x = 1,320,097,312.28/45,598.38
  6. Step 6: Final answer
    x = 28,950.53

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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.