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Finding the Fourth Proportional to 58,674.20, 88,011.30 and 56,600.60

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Solution

The fourth proportional to 58,674.20, 88,011.30 and 56,600.60 is: 84,900.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,674.20 : 88,011.30 = 56,600.60 : x
  2. Step 2: Convert to fraction form
    58,674.20/88,011.30 = 56,600.60/x
  3. Step 3: Cross multiply
    58,674.20x = 88,011.30 × 56,600.60
  4. Step 4: Simplify right side
    58,674.20x = 4,981,492,386.78
  5. Step 5: Solve for x
    x = 4,981,492,386.78/58,674.20
  6. Step 6: Final answer
    x = 84,900.90

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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.