Home / 163,615.88-245,345.25-97,064.66

Finding the Fourth Proportional to 163,615.88, 245,345.25 and 97,064.66

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Solution

The fourth proportional to 163,615.88, 245,345.25 and 97,064.66 is: 145,550.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,615.88 : 245,345.25 = 97,064.66 : x
  2. Step 2: Convert to fraction form
    163,615.88/245,345.25 = 97,064.66/x
  3. Step 3: Cross multiply
    163,615.88x = 245,345.25 × 97,064.66
  4. Step 4: Simplify right side
    163,615.88x = 23,814,353,273.87
  5. Step 5: Solve for x
    x = 23,814,353,273.87/163,615.88
  6. Step 6: Final answer
    x = 145,550.38

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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.