Home / 77,725.25-116,587.77-31,010.93

Finding the Fourth Proportional to 77,725.25, 116,587.77 and 31,010.93

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Solution

The fourth proportional to 77,725.25, 116,587.77 and 31,010.93 is: 46,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,725.25 : 116,587.77 = 31,010.93 : x
  2. Step 2: Convert to fraction form
    77,725.25/116,587.77 = 31,010.93/x
  3. Step 3: Cross multiply
    77,725.25x = 116,587.77 × 31,010.93
  4. Step 4: Simplify right side
    77,725.25x = 3,615,494,591.39
  5. Step 5: Solve for x
    x = 3,615,494,591.39/77,725.25
  6. Step 6: Final answer
    x = 46,516.35

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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.