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Finding the Fourth Proportional to 150,809.60, 226,300.80 and 57,382.40

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Solution

The fourth proportional to 150,809.60, 226,300.80 and 57,382.40 is: 86,106.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,809.60 : 226,300.80 = 57,382.40 : x
  2. Step 2: Convert to fraction form
    150,809.60/226,300.80 = 57,382.40/x
  3. Step 3: Cross multiply
    150,809.60x = 226,300.80 × 57,382.40
  4. Step 4: Simplify right side
    150,809.60x = 12,985,683,025.92
  5. Step 5: Solve for x
    x = 12,985,683,025.92/150,809.60
  6. Step 6: Final answer
    x = 86,106.47

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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.