Home / 132,260.85-182,519.93-71,831.51

Finding the Fourth Proportional to 132,260.85, 182,519.93 and 71,831.51

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Solution

The fourth proportional to 132,260.85, 182,519.93 and 71,831.51 is: 99,127.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,260.85 : 182,519.93 = 71,831.51 : x
  2. Step 2: Convert to fraction form
    132,260.85/182,519.93 = 71,831.51/x
  3. Step 3: Cross multiply
    132,260.85x = 182,519.93 × 71,831.51
  4. Step 4: Simplify right side
    132,260.85x = 13,110,682,176.99
  5. Step 5: Solve for x
    x = 13,110,682,176.99/132,260.85
  6. Step 6: Final answer
    x = 99,127.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.