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Finding the Fourth Proportional to 174,448.39, 240,744.59 and 97,980.94

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Solution

The fourth proportional to 174,448.39, 240,744.59 and 97,980.94 is: 135,216.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,448.39 : 240,744.59 = 97,980.94 : x
  2. Step 2: Convert to fraction form
    174,448.39/240,744.59 = 97,980.94/x
  3. Step 3: Cross multiply
    174,448.39x = 240,744.59 × 97,980.94
  4. Step 4: Simplify right side
    174,448.39x = 23,588,381,228.11
  5. Step 5: Solve for x
    x = 23,588,381,228.11/174,448.39
  6. Step 6: Final answer
    x = 135,216.96

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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.