Home / 84,156.48-116,178.03-52,335.63

Finding the Fourth Proportional to 84,156.48, 116,178.03 and 52,335.63

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Solution

The fourth proportional to 84,156.48, 116,178.03 and 52,335.63 is: 72,249.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,156.48 : 116,178.03 = 52,335.63 : x
  2. Step 2: Convert to fraction form
    84,156.48/116,178.03 = 52,335.63/x
  3. Step 3: Cross multiply
    84,156.48x = 116,178.03 × 52,335.63
  4. Step 4: Simplify right side
    84,156.48x = 6,080,250,392.21
  5. Step 5: Solve for x
    x = 6,080,250,392.21/84,156.48
  6. Step 6: Final answer
    x = 72,249.34

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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.