Home / 163,625.06-245,437.91-45,296.75

Finding the Fourth Proportional to 163,625.06, 245,437.91 and 45,296.75

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Solution

The fourth proportional to 163,625.06, 245,437.91 and 45,296.75 is: 67,945.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,625.06 : 245,437.91 = 45,296.75 : x
  2. Step 2: Convert to fraction form
    163,625.06/245,437.91 = 45,296.75/x
  3. Step 3: Cross multiply
    163,625.06x = 245,437.91 × 45,296.75
  4. Step 4: Simplify right side
    163,625.06x = 11,117,539,649.79
  5. Step 5: Solve for x
    x = 11,117,539,649.79/163,625.06
  6. Step 6: Final answer
    x = 67,945.21

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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.