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Finding the Fourth Proportional to 62,306.99, 85,972.14 and 35,447.93

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Solution

The fourth proportional to 62,306.99, 85,972.14 and 35,447.93 is: 48,911.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,306.99 : 85,972.14 = 35,447.93 : x
  2. Step 2: Convert to fraction form
    62,306.99/85,972.14 = 35,447.93/x
  3. Step 3: Cross multiply
    62,306.99x = 85,972.14 × 35,447.93
  4. Step 4: Simplify right side
    62,306.99x = 3,047,533,970.81
  5. Step 5: Solve for x
    x = 3,047,533,970.81/62,306.99
  6. Step 6: Final answer
    x = 48,911.59

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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.