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Finding the Fourth Proportional to 174,005.30, 261,007.95 and 97,897.70

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Solution

The fourth proportional to 174,005.30, 261,007.95 and 97,897.70 is: 146,846.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,005.30 : 261,007.95 = 97,897.70 : x
  2. Step 2: Convert to fraction form
    174,005.30/261,007.95 = 97,897.70/x
  3. Step 3: Cross multiply
    174,005.30x = 261,007.95 × 97,897.70
  4. Step 4: Simplify right side
    174,005.30x = 25,552,077,986.72
  5. Step 5: Solve for x
    x = 25,552,077,986.72/174,005.30
  6. Step 6: Final answer
    x = 146,846.55

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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.