Home / 163,900.80-245,841.48-57,277.26

Finding the Fourth Proportional to 163,900.80, 245,841.48 and 57,277.26

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Solution

The fourth proportional to 163,900.80, 245,841.48 and 57,277.26 is: 85,912.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,900.80 : 245,841.48 = 57,277.26 : x
  2. Step 2: Convert to fraction form
    163,900.80/245,841.48 = 57,277.26/x
  3. Step 3: Cross multiply
    163,900.80x = 245,841.48 × 57,277.26
  4. Step 4: Simplify right side
    163,900.80x = 14,081,126,368.74
  5. Step 5: Solve for x
    x = 14,081,126,368.74/163,900.80
  6. Step 6: Final answer
    x = 85,912.49

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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.