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Finding the Fourth Proportional to 160,427.67, 240,640.83 and 40,484.89

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Solution

The fourth proportional to 160,427.67, 240,640.83 and 40,484.89 is: 60,727.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,427.67 : 240,640.83 = 40,484.89 : x
  2. Step 2: Convert to fraction form
    160,427.67/240,640.83 = 40,484.89/x
  3. Step 3: Cross multiply
    160,427.67x = 240,640.83 × 40,484.89
  4. Step 4: Simplify right side
    160,427.67x = 9,742,317,532.06
  5. Step 5: Solve for x
    x = 9,742,317,532.06/160,427.67
  6. Step 6: Final answer
    x = 60,727.16

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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.