Home / 103,319.79-154,831.82-58,854.66

Finding the Fourth Proportional to 103,319.79, 154,831.82 and 58,854.66

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Solution

The fourth proportional to 103,319.79, 154,831.82 and 58,854.66 is: 88,197.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,319.79 : 154,831.82 = 58,854.66 : x
  2. Step 2: Convert to fraction form
    103,319.79/154,831.82 = 58,854.66/x
  3. Step 3: Cross multiply
    103,319.79x = 154,831.82 × 58,854.66
  4. Step 4: Simplify right side
    103,319.79x = 9,112,574,630.33
  5. Step 5: Solve for x
    x = 9,112,574,630.33/103,319.79
  6. Step 6: Final answer
    x = 88,197.77

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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.