Home / 30,192.60-45,288.77-25,708.51

Finding the Fourth Proportional to 30,192.60, 45,288.77 and 25,708.51

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Solution

The fourth proportional to 30,192.60, 45,288.77 and 25,708.51 is: 38,562.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,192.60 : 45,288.77 = 25,708.51 : x
  2. Step 2: Convert to fraction form
    30,192.60/45,288.77 = 25,708.51/x
  3. Step 3: Cross multiply
    30,192.60x = 45,288.77 × 25,708.51
  4. Step 4: Simplify right side
    30,192.60x = 1,164,306,554.67
  5. Step 5: Solve for x
    x = 1,164,306,554.67/30,192.60
  6. Step 6: Final answer
    x = 38,562.65

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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.