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Finding the Fourth Proportional to 134,474.90, 201,712.35 and 60,746.90

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Solution

The fourth proportional to 134,474.90, 201,712.35 and 60,746.90 is: 91,120.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,474.90 : 201,712.35 = 60,746.90 : x
  2. Step 2: Convert to fraction form
    134,474.90/201,712.35 = 60,746.90/x
  3. Step 3: Cross multiply
    134,474.90x = 201,712.35 × 60,746.90
  4. Step 4: Simplify right side
    134,474.90x = 12,253,399,954.22
  5. Step 5: Solve for x
    x = 12,253,399,954.22/134,474.90
  6. Step 6: Final answer
    x = 91,120.35

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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.