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Finding the Fourth Proportional to 116,574.40, 174,602.40 and 101,022.40

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Solution

The fourth proportional to 116,574.40, 174,602.40 and 101,022.40 is: 151,308.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,574.40 : 174,602.40 = 101,022.40 : x
  2. Step 2: Convert to fraction form
    116,574.40/174,602.40 = 101,022.40/x
  3. Step 3: Cross multiply
    116,574.40x = 174,602.40 × 101,022.40
  4. Step 4: Simplify right side
    116,574.40x = 17,638,753,493.76
  5. Step 5: Solve for x
    x = 17,638,753,493.76/116,574.40
  6. Step 6: Final answer
    x = 151,308.98

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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.