Home / 132,260.72-182,519.73-71,831.34

Finding the Fourth Proportional to 132,260.72, 182,519.73 and 71,831.34

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Solution

The fourth proportional to 132,260.72, 182,519.73 and 71,831.34 is: 99,127.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,260.72 : 182,519.73 = 71,831.34 : x
  2. Step 2: Convert to fraction form
    132,260.72/182,519.73 = 71,831.34/x
  3. Step 3: Cross multiply
    132,260.72x = 182,519.73 × 71,831.34
  4. Step 4: Simplify right side
    132,260.72x = 13,110,636,782.34
  5. Step 5: Solve for x
    x = 13,110,636,782.34/132,260.72
  6. Step 6: Final answer
    x = 99,127.22

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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.