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Finding the Fourth Proportional to 197,510.40, 295,925.40 and 92,113.20

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Solution

The fourth proportional to 197,510.40, 295,925.40 and 92,113.20 is: 138,011.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,510.40 : 295,925.40 = 92,113.20 : x
  2. Step 2: Convert to fraction form
    197,510.40/295,925.40 = 92,113.20/x
  3. Step 3: Cross multiply
    197,510.40x = 295,925.40 × 92,113.20
  4. Step 4: Simplify right side
    197,510.40x = 27,258,635,555.28
  5. Step 5: Solve for x
    x = 27,258,635,555.28/197,510.40
  6. Step 6: Final answer
    x = 138,011.14

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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.