Home / 144,892.50-217,315.32-39,686.82

Finding the Fourth Proportional to 144,892.50, 217,315.32 and 39,686.82

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Solution

The fourth proportional to 144,892.50, 217,315.32 and 39,686.82 is: 59,523.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,892.50 : 217,315.32 = 39,686.82 : x
  2. Step 2: Convert to fraction form
    144,892.50/217,315.32 = 39,686.82/x
  3. Step 3: Cross multiply
    144,892.50x = 217,315.32 × 39,686.82
  4. Step 4: Simplify right side
    144,892.50x = 8,624,553,988.08
  5. Step 5: Solve for x
    x = 8,624,553,988.08/144,892.50
  6. Step 6: Final answer
    x = 59,523.81

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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.