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Finding the Fourth Proportional to 112,095, 154,694.34 and 61,797.24

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Solution

The fourth proportional to 112,095, 154,694.34 and 61,797.24 is: 85,281.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,095 : 154,694.34 = 61,797.24 : x
  2. Step 2: Convert to fraction form
    112,095/154,694.34 = 61,797.24/x
  3. Step 3: Cross multiply
    112,095x = 154,694.34 × 61,797.24
  4. Step 4: Simplify right side
    112,095x = 9,559,683,255.62
  5. Step 5: Solve for x
    x = 9,559,683,255.62/112,095
  6. Step 6: Final answer
    x = 85,281.98

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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.