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Finding the Fourth Proportional to 104,574.30, 144,333.48 and 62,124.63

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Solution

The fourth proportional to 104,574.30, 144,333.48 and 62,124.63 is: 85,744.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,574.30 : 144,333.48 = 62,124.63 : x
  2. Step 2: Convert to fraction form
    104,574.30/144,333.48 = 62,124.63/x
  3. Step 3: Cross multiply
    104,574.30x = 144,333.48 × 62,124.63
  4. Step 4: Simplify right side
    104,574.30x = 8,966,664,041.61
  5. Step 5: Solve for x
    x = 8,966,664,041.61/104,574.30
  6. Step 6: Final answer
    x = 85,744.43

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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.