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Finding the Fourth Proportional to 160,296.48, 240,460.74 and 55,101.60

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Solution

The fourth proportional to 160,296.48, 240,460.74 and 55,101.60 is: 82,657.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,296.48 : 240,460.74 = 55,101.60 : x
  2. Step 2: Convert to fraction form
    160,296.48/240,460.74 = 55,101.60/x
  3. Step 3: Cross multiply
    160,296.48x = 240,460.74 × 55,101.60
  4. Step 4: Simplify right side
    160,296.48x = 13,249,771,511.18
  5. Step 5: Solve for x
    x = 13,249,771,511.18/160,296.48
  6. Step 6: Final answer
    x = 82,657.91

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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.