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Finding the Fourth Proportional to 174,801.60, 241,164 and 103,145.76

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Solution

The fourth proportional to 174,801.60, 241,164 and 103,145.76 is: 142,304.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,801.60 : 241,164 = 103,145.76 : x
  2. Step 2: Convert to fraction form
    174,801.60/241,164 = 103,145.76/x
  3. Step 3: Cross multiply
    174,801.60x = 241,164 × 103,145.76
  4. Step 4: Simplify right side
    174,801.60x = 24,875,044,064.64
  5. Step 5: Solve for x
    x = 24,875,044,064.64/174,801.60
  6. Step 6: Final answer
    x = 142,304.44

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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.