Home / 51,106.32-76,638.42-19,528.02

Finding the Fourth Proportional to 51,106.32, 76,638.42 and 19,528.02

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Solution

The fourth proportional to 51,106.32, 76,638.42 and 19,528.02 is: 29,283.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,106.32 : 76,638.42 = 19,528.02 : x
  2. Step 2: Convert to fraction form
    51,106.32/76,638.42 = 19,528.02/x
  3. Step 3: Cross multiply
    51,106.32x = 76,638.42 × 19,528.02
  4. Step 4: Simplify right side
    51,106.32x = 1,496,596,598.53
  5. Step 5: Solve for x
    x = 1,496,596,598.53/51,106.32
  6. Step 6: Final answer
    x = 29,283.98

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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.