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Finding the Fourth Proportional to 111,226.50, 153,492.57 and 60,925.50

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Solution

The fourth proportional to 111,226.50, 153,492.57 and 60,925.50 is: 84,077.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,226.50 : 153,492.57 = 60,925.50 : x
  2. Step 2: Convert to fraction form
    111,226.50/153,492.57 = 60,925.50/x
  3. Step 3: Cross multiply
    111,226.50x = 153,492.57 × 60,925.50
  4. Step 4: Simplify right side
    111,226.50x = 9,351,611,573.54
  5. Step 5: Solve for x
    x = 9,351,611,573.54/111,226.50
  6. Step 6: Final answer
    x = 84,077.19

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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.