Home / 107,006.85-160,472.40-31,089.60

Finding the Fourth Proportional to 107,006.85, 160,472.40 and 31,089.60

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Solution

The fourth proportional to 107,006.85, 160,472.40 and 31,089.60 is: 46,623.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,006.85 : 160,472.40 = 31,089.60 : x
  2. Step 2: Convert to fraction form
    107,006.85/160,472.40 = 31,089.60/x
  3. Step 3: Cross multiply
    107,006.85x = 160,472.40 × 31,089.60
  4. Step 4: Simplify right side
    107,006.85x = 4,989,022,727.04
  5. Step 5: Solve for x
    x = 4,989,022,727.04/107,006.85
  6. Step 6: Final answer
    x = 46,623.40

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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.