Home / 112,890.48-169,322.76-29,790.96

Finding the Fourth Proportional to 112,890.48, 169,322.76 and 29,790.96

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Solution

The fourth proportional to 112,890.48, 169,322.76 and 29,790.96 is: 44,683.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,890.48 : 169,322.76 = 29,790.96 : x
  2. Step 2: Convert to fraction form
    112,890.48/169,322.76 = 29,790.96/x
  3. Step 3: Cross multiply
    112,890.48x = 169,322.76 × 29,790.96
  4. Step 4: Simplify right side
    112,890.48x = 5,044,287,570.25
  5. Step 5: Solve for x
    x = 5,044,287,570.25/112,890.48
  6. Step 6: Final answer
    x = 44,683.02

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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.