Home / 45,561.64-68,342.06-14,396.90

Finding the Fourth Proportional to 45,561.64, 68,342.06 and 14,396.90

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Solution

The fourth proportional to 45,561.64, 68,342.06 and 14,396.90 is: 21,595.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,561.64 : 68,342.06 = 14,396.90 : x
  2. Step 2: Convert to fraction form
    45,561.64/68,342.06 = 14,396.90/x
  3. Step 3: Cross multiply
    45,561.64x = 68,342.06 × 14,396.90
  4. Step 4: Simplify right side
    45,561.64x = 983,913,803.61
  5. Step 5: Solve for x
    x = 983,913,803.61/45,561.64
  6. Step 6: Final answer
    x = 21,595.22

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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.