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Finding the Fourth Proportional to 214,069.52, 295,420.20 and 118,578.80

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Solution

The fourth proportional to 214,069.52, 295,420.20 and 118,578.80 is: 163,641.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,069.52 : 295,420.20 = 118,578.80 : x
  2. Step 2: Convert to fraction form
    214,069.52/295,420.20 = 118,578.80/x
  3. Step 3: Cross multiply
    214,069.52x = 295,420.20 × 118,578.80
  4. Step 4: Simplify right side
    214,069.52x = 35,030,572,811.76
  5. Step 5: Solve for x
    x = 35,030,572,811.76/214,069.52
  6. Step 6: Final answer
    x = 163,641.11

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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.