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Finding the Fourth Proportional to 173,978.04, 240,205.40 and 133,619.68

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Solution

The fourth proportional to 173,978.04, 240,205.40 and 133,619.68 is: 184,484.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,978.04 : 240,205.40 = 133,619.68 : x
  2. Step 2: Convert to fraction form
    173,978.04/240,205.40 = 133,619.68/x
  3. Step 3: Cross multiply
    173,978.04x = 240,205.40 × 133,619.68
  4. Step 4: Simplify right side
    173,978.04x = 32,096,168,682.27
  5. Step 5: Solve for x
    x = 32,096,168,682.27/173,978.04
  6. Step 6: Final answer
    x = 184,484.02

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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.