Home / 116,020.22-174,030.47-31,781.11

Finding the Fourth Proportional to 116,020.22, 174,030.47 and 31,781.11

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Solution

The fourth proportional to 116,020.22, 174,030.47 and 31,781.11 is: 47,671.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,020.22 : 174,030.47 = 31,781.11 : x
  2. Step 2: Convert to fraction form
    116,020.22/174,030.47 = 31,781.11/x
  3. Step 3: Cross multiply
    116,020.22x = 174,030.47 × 31,781.11
  4. Step 4: Simplify right side
    116,020.22x = 5,530,881,940.77
  5. Step 5: Solve for x
    x = 5,530,881,940.77/116,020.22
  6. Step 6: Final answer
    x = 47,671.71

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1.5x scale

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.