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Finding the Fourth Proportional to 62,871.90, 94,417.20 and 60,903.60

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Solution

The fourth proportional to 62,871.90, 94,417.20 and 60,903.60 is: 91,461.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,871.90 : 94,417.20 = 60,903.60 : x
  2. Step 2: Convert to fraction form
    62,871.90/94,417.20 = 60,903.60/x
  3. Step 3: Cross multiply
    62,871.90x = 94,417.20 × 60,903.60
  4. Step 4: Simplify right side
    62,871.90x = 5,750,347,381.92
  5. Step 5: Solve for x
    x = 5,750,347,381.92/62,871.90
  6. Step 6: Final answer
    x = 91,461.33

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1.5x scale

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.