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Finding the Fourth Proportional to 58,673.80, 88,010.70 and 21,752.20

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Solution

The fourth proportional to 58,673.80, 88,010.70 and 21,752.20 is: 32,628.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,673.80 : 88,010.70 = 21,752.20 : x
  2. Step 2: Convert to fraction form
    58,673.80/88,010.70 = 21,752.20/x
  3. Step 3: Cross multiply
    58,673.80x = 88,010.70 × 21,752.20
  4. Step 4: Simplify right side
    58,673.80x = 1,914,426,348.54
  5. Step 5: Solve for x
    x = 1,914,426,348.54/58,673.80
  6. Step 6: Final answer
    x = 32,628.30

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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.