Home / 160,086.40-240,165.25-47,768.56

Finding the Fourth Proportional to 160,086.40, 240,165.25 and 47,768.56

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Solution

The fourth proportional to 160,086.40, 240,165.25 and 47,768.56 is: 71,663.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,086.40 : 240,165.25 = 47,768.56 : x
  2. Step 2: Convert to fraction form
    160,086.40/240,165.25 = 47,768.56/x
  3. Step 3: Cross multiply
    160,086.40x = 240,165.25 × 47,768.56
  4. Step 4: Simplify right side
    160,086.40x = 11,472,347,434.71
  5. Step 5: Solve for x
    x = 11,472,347,434.71/160,086.40
  6. Step 6: Final answer
    x = 71,663.47

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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.