Home / 84,553.86-116,628.12-54,377.32

Finding the Fourth Proportional to 84,553.86, 116,628.12 and 54,377.32

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Solution

The fourth proportional to 84,553.86, 116,628.12 and 54,377.32 is: 75,004.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,553.86 : 116,628.12 = 54,377.32 : x
  2. Step 2: Convert to fraction form
    84,553.86/116,628.12 = 54,377.32/x
  3. Step 3: Cross multiply
    84,553.86x = 116,628.12 × 54,377.32
  4. Step 4: Simplify right side
    84,553.86x = 6,341,924,602.24
  5. Step 5: Solve for x
    x = 6,341,924,602.24/84,553.86
  6. Step 6: Final answer
    x = 75,004.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.