Home / 41,931.09-62,870.58-19,750.05

Finding the Fourth Proportional to 41,931.09, 62,870.58 and 19,750.05

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Solution

The fourth proportional to 41,931.09, 62,870.58 and 19,750.05 is: 29,612.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,931.09 : 62,870.58 = 19,750.05 : x
  2. Step 2: Convert to fraction form
    41,931.09/62,870.58 = 19,750.05/x
  3. Step 3: Cross multiply
    41,931.09x = 62,870.58 × 19,750.05
  4. Step 4: Simplify right side
    41,931.09x = 1,241,697,098.53
  5. Step 5: Solve for x
    x = 1,241,697,098.53/41,931.09
  6. Step 6: Final answer
    x = 29,612.80

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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.