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Finding the Fourth Proportional to 124,080.96, 186,228.90 and 64,957.98

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Solution

The fourth proportional to 124,080.96, 186,228.90 and 64,957.98 is: 97,493.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,080.96 : 186,228.90 = 64,957.98 : x
  2. Step 2: Convert to fraction form
    124,080.96/186,228.90 = 64,957.98/x
  3. Step 3: Cross multiply
    124,080.96x = 186,228.90 × 64,957.98
  4. Step 4: Simplify right side
    124,080.96x = 12,097,053,161.62
  5. Step 5: Solve for x
    x = 12,097,053,161.62/124,080.96
  6. Step 6: Final answer
    x = 97,493.23

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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.