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Finding the Fourth Proportional to 173,887.60, 260,503.35 and 162,077.80

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Solution

The fourth proportional to 173,887.60, 260,503.35 and 162,077.80 is: 242,810.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,887.60 : 260,503.35 = 162,077.80 : x
  2. Step 2: Convert to fraction form
    173,887.60/260,503.35 = 162,077.80/x
  3. Step 3: Cross multiply
    173,887.60x = 260,503.35 × 162,077.80
  4. Step 4: Simplify right side
    173,887.60x = 42,221,809,860.63
  5. Step 5: Solve for x
    x = 42,221,809,860.63/173,887.60
  6. Step 6: Final answer
    x = 242,810.93

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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.