Home / 112,039.20-167,900.40-62,141.28

Finding the Fourth Proportional to 112,039.20, 167,900.40 and 62,141.28

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Solution

The fourth proportional to 112,039.20, 167,900.40 and 62,141.28 is: 93,124.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,039.20 : 167,900.40 = 62,141.28 : x
  2. Step 2: Convert to fraction form
    112,039.20/167,900.40 = 62,141.28/x
  3. Step 3: Cross multiply
    112,039.20x = 167,900.40 × 62,141.28
  4. Step 4: Simplify right side
    112,039.20x = 10,433,545,768.51
  5. Step 5: Solve for x
    x = 10,433,545,768.51/112,039.20
  6. Step 6: Final answer
    x = 93,124.07

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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.