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Finding the Fourth Proportional to 173,047.50, 238,805.55 and 93,559.50

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Solution

The fourth proportional to 173,047.50, 238,805.55 and 93,559.50 is: 129,112.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,047.50 : 238,805.55 = 93,559.50 : x
  2. Step 2: Convert to fraction form
    173,047.50/238,805.55 = 93,559.50/x
  3. Step 3: Cross multiply
    173,047.50x = 238,805.55 × 93,559.50
  4. Step 4: Simplify right side
    173,047.50x = 22,342,527,855.23
  5. Step 5: Solve for x
    x = 22,342,527,855.23/173,047.50
  6. Step 6: Final answer
    x = 129,112.11

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1.5x scale

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.