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Finding the Fourth Proportional to 109,924.76, 151,773 and 97,079.60

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Solution

The fourth proportional to 109,924.76, 151,773 and 97,079.60 is: 134,037.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,924.76 : 151,773 = 97,079.60 : x
  2. Step 2: Convert to fraction form
    109,924.76/151,773 = 97,079.60/x
  3. Step 3: Cross multiply
    109,924.76x = 151,773 × 97,079.60
  4. Step 4: Simplify right side
    109,924.76x = 14,734,062,130.80
  5. Step 5: Solve for x
    x = 14,734,062,130.80/109,924.76
  6. Step 6: Final answer
    x = 134,037.70

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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.