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Finding the Fourth Proportional to 237,171.20, 355,958.40 and 97,030.40

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Solution

The fourth proportional to 237,171.20, 355,958.40 and 97,030.40 is: 145,628.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,171.20 : 355,958.40 = 97,030.40 : x
  2. Step 2: Convert to fraction form
    237,171.20/355,958.40 = 97,030.40/x
  3. Step 3: Cross multiply
    237,171.20x = 355,958.40 × 97,030.40
  4. Step 4: Simplify right side
    237,171.20x = 34,538,785,935.36
  5. Step 5: Solve for x
    x = 34,538,785,935.36/237,171.20
  6. Step 6: Final answer
    x = 145,628.08

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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.