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Finding the Fourth Proportional to 110,607.58, 152,580.27 and 74,809.63

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Solution

The fourth proportional to 110,607.58, 152,580.27 and 74,809.63 is: 103,197.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,607.58 : 152,580.27 = 74,809.63 : x
  2. Step 2: Convert to fraction form
    110,607.58/152,580.27 = 74,809.63/x
  3. Step 3: Cross multiply
    110,607.58x = 152,580.27 × 74,809.63
  4. Step 4: Simplify right side
    110,607.58x = 11,414,473,544.00
  5. Step 5: Solve for x
    x = 11,414,473,544.00/110,607.58
  6. Step 6: Final answer
    x = 103,197.93

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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.