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Finding the Fourth Proportional to 160,586.23, 240,923.14 and 55,420.69

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Solution

The fourth proportional to 160,586.23, 240,923.14 and 55,420.69 is: 83,146.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,586.23 : 240,923.14 = 55,420.69 : x
  2. Step 2: Convert to fraction form
    160,586.23/240,923.14 = 55,420.69/x
  3. Step 3: Cross multiply
    160,586.23x = 240,923.14 × 55,420.69
  4. Step 4: Simplify right side
    160,586.23x = 13,352,126,655.77
  5. Step 5: Solve for x
    x = 13,352,126,655.77/160,586.23
  6. Step 6: Final answer
    x = 83,146.15

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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.