Home / 160,575.48-240,734.70-76,293.36

Finding the Fourth Proportional to 160,575.48, 240,734.70 and 76,293.36

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Solution

The fourth proportional to 160,575.48, 240,734.70 and 76,293.36 is: 114,378.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,575.48 : 240,734.70 = 76,293.36 : x
  2. Step 2: Convert to fraction form
    160,575.48/240,734.70 = 76,293.36/x
  3. Step 3: Cross multiply
    160,575.48x = 240,734.70 × 76,293.36
  4. Step 4: Simplify right side
    160,575.48x = 18,366,459,131.59
  5. Step 5: Solve for x
    x = 18,366,459,131.59/160,575.48
  6. Step 6: Final answer
    x = 114,378.98

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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.