Home / 72,831.06-100,506.60-41,000.04

Finding the Fourth Proportional to 72,831.06, 100,506.60 and 41,000.04

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Solution

The fourth proportional to 72,831.06, 100,506.60 and 41,000.04 is: 56,579.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,831.06 : 100,506.60 = 41,000.04 : x
  2. Step 2: Convert to fraction form
    72,831.06/100,506.60 = 41,000.04/x
  3. Step 3: Cross multiply
    72,831.06x = 100,506.60 × 41,000.04
  4. Step 4: Simplify right side
    72,831.06x = 4,120,774,620.26
  5. Step 5: Solve for x
    x = 4,120,774,620.26/72,831.06
  6. Step 6: Final answer
    x = 56,579.91

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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.