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Finding the Fourth Proportional to 73,480.32, 101,404.98 and 41,648.16

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Solution

The fourth proportional to 73,480.32, 101,404.98 and 41,648.16 is: 57,475.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,480.32 : 101,404.98 = 41,648.16 : x
  2. Step 2: Convert to fraction form
    73,480.32/101,404.98 = 41,648.16/x
  3. Step 3: Cross multiply
    73,480.32x = 101,404.98 × 41,648.16
  4. Step 4: Simplify right side
    73,480.32x = 4,223,330,831.84
  5. Step 5: Solve for x
    x = 4,223,330,831.84/73,480.32
  6. Step 6: Final answer
    x = 57,475.67

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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.