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Finding the Fourth Proportional to 60,475, 83,455.50 and 35,324.68

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Solution

The fourth proportional to 60,475, 83,455.50 and 35,324.68 is: 48,748.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,475 : 83,455.50 = 35,324.68 : x
  2. Step 2: Convert to fraction form
    60,475/83,455.50 = 35,324.68/x
  3. Step 3: Cross multiply
    60,475x = 83,455.50 × 35,324.68
  4. Step 4: Simplify right side
    60,475x = 2,948,038,831.74
  5. Step 5: Solve for x
    x = 2,948,038,831.74/60,475
  6. Step 6: Final answer
    x = 48,748.06

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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.