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Finding the Fourth Proportional to 104,547.80, 144,283.10 and 59,226.15

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Solution

The fourth proportional to 104,547.80, 144,283.10 and 59,226.15 is: 81,736.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,547.80 : 144,283.10 = 59,226.15 : x
  2. Step 2: Convert to fraction form
    104,547.80/144,283.10 = 59,226.15/x
  3. Step 3: Cross multiply
    104,547.80x = 144,283.10 × 59,226.15
  4. Step 4: Simplify right side
    104,547.80x = 8,545,332,768.00
  5. Step 5: Solve for x
    x = 8,545,332,768.00/104,547.80
  6. Step 6: Final answer
    x = 81,736.13

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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.