Home / 38,124.66-57,206.50-18,156.74

Finding the Fourth Proportional to 38,124.66, 57,206.50 and 18,156.74

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Solution

The fourth proportional to 38,124.66, 57,206.50 and 18,156.74 is: 27,244.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,124.66 : 57,206.50 = 18,156.74 : x
  2. Step 2: Convert to fraction form
    38,124.66/57,206.50 = 18,156.74/x
  3. Step 3: Cross multiply
    38,124.66x = 57,206.50 × 18,156.74
  4. Step 4: Simplify right side
    38,124.66x = 1,038,683,546.81
  5. Step 5: Solve for x
    x = 1,038,683,546.81/38,124.66
  6. Step 6: Final answer
    x = 27,244.40

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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.