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Finding the Fourth Proportional to 158,444.60, 237,335.70 and 74,276.60

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Solution

The fourth proportional to 158,444.60, 237,335.70 and 74,276.60 is: 111,259.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,444.60 : 237,335.70 = 74,276.60 : x
  2. Step 2: Convert to fraction form
    158,444.60/237,335.70 = 74,276.60/x
  3. Step 3: Cross multiply
    158,444.60x = 237,335.70 × 74,276.60
  4. Step 4: Simplify right side
    158,444.60x = 17,628,488,854.62
  5. Step 5: Solve for x
    x = 17,628,488,854.62/158,444.60
  6. Step 6: Final answer
    x = 111,259.64

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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.