Home / 74,831.04-112,279.50-58,166.10

Finding the Fourth Proportional to 74,831.04, 112,279.50 and 58,166.10

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Solution

The fourth proportional to 74,831.04, 112,279.50 and 58,166.10 is: 87,274.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,831.04 : 112,279.50 = 58,166.10 : x
  2. Step 2: Convert to fraction form
    74,831.04/112,279.50 = 58,166.10/x
  3. Step 3: Cross multiply
    74,831.04x = 112,279.50 × 58,166.10
  4. Step 4: Simplify right side
    74,831.04x = 6,530,860,624.95
  5. Step 5: Solve for x
    x = 6,530,860,624.95/74,831.04
  6. Step 6: Final answer
    x = 87,274.75

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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.