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Finding the Fourth Proportional to 174,423.98, 240,702 and 97,943.69

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Solution

The fourth proportional to 174,423.98, 240,702 and 97,943.69 is: 135,160.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,423.98 : 240,702 = 97,943.69 : x
  2. Step 2: Convert to fraction form
    174,423.98/240,702 = 97,943.69/x
  3. Step 3: Cross multiply
    174,423.98x = 240,702 × 97,943.69
  4. Step 4: Simplify right side
    174,423.98x = 23,575,240,866.87
  5. Step 5: Solve for x
    x = 23,575,240,866.87/174,423.98
  6. Step 6: Final answer
    x = 135,160.55

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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.