Home / 125,831.34-173,649.60-69,242.58

Finding the Fourth Proportional to 125,831.34, 173,649.60 and 69,242.58

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Solution

The fourth proportional to 125,831.34, 173,649.60 and 69,242.58 is: 95,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,831.34 : 173,649.60 = 69,242.58 : x
  2. Step 2: Convert to fraction form
    125,831.34/173,649.60 = 69,242.58/x
  3. Step 3: Cross multiply
    125,831.34x = 173,649.60 × 69,242.58
  4. Step 4: Simplify right side
    125,831.34x = 12,023,946,319.97
  5. Step 5: Solve for x
    x = 12,023,946,319.97/125,831.34
  6. Step 6: Final answer
    x = 95,556.05

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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.