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Finding the Fourth Proportional to 174,164.20, 260,555.10 and 151,047.40

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Solution

The fourth proportional to 174,164.20, 260,555.10 and 151,047.40 is: 225,971.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,164.20 : 260,555.10 = 151,047.40 : x
  2. Step 2: Convert to fraction form
    174,164.20/260,555.10 = 151,047.40/x
  3. Step 3: Cross multiply
    174,164.20x = 260,555.10 × 151,047.40
  4. Step 4: Simplify right side
    174,164.20x = 39,356,170,411.74
  5. Step 5: Solve for x
    x = 39,356,170,411.74/174,164.20
  6. Step 6: Final answer
    x = 225,971.64

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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.