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Finding the Fourth Proportional to 174,072, 240,220.80 and 94,584

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Solution

The fourth proportional to 174,072, 240,220.80 and 94,584 is: 130,526.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,072 : 240,220.80 = 94,584 : x
  2. Step 2: Convert to fraction form
    174,072/240,220.80 = 94,584/x
  3. Step 3: Cross multiply
    174,072x = 240,220.80 × 94,584
  4. Step 4: Simplify right side
    174,072x = 22,721,044,147.20
  5. Step 5: Solve for x
    x = 22,721,044,147.20/174,072
  6. Step 6: Final answer
    x = 130,526.70

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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.