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Finding the Fourth Proportional to 146,153.86, 219,253.71 and 61,914.22

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Solution

The fourth proportional to 146,153.86, 219,253.71 and 61,914.22 is: 92,881.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,153.86 : 219,253.71 = 61,914.22 : x
  2. Step 2: Convert to fraction form
    146,153.86/219,253.71 = 61,914.22/x
  3. Step 3: Cross multiply
    146,153.86x = 219,253.71 × 61,914.22
  4. Step 4: Simplify right side
    146,153.86x = 13,574,922,436.76
  5. Step 5: Solve for x
    x = 13,574,922,436.76/146,153.86
  6. Step 6: Final answer
    x = 92,881.04

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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.