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Finding the Fourth Proportional to 160,039.86, 240,089.01 and 54,869.46

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Solution

The fourth proportional to 160,039.86, 240,089.01 and 54,869.46 is: 82,314.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,039.86 : 240,089.01 = 54,869.46 : x
  2. Step 2: Convert to fraction form
    160,039.86/240,089.01 = 54,869.46/x
  3. Step 3: Cross multiply
    160,039.86x = 240,089.01 × 54,869.46
  4. Step 4: Simplify right side
    160,039.86x = 13,173,554,330.63
  5. Step 5: Solve for x
    x = 13,173,554,330.63/160,039.86
  6. Step 6: Final answer
    x = 82,314.21

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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.