Home / 84,091.04-116,005.20-52,297.28

Finding the Fourth Proportional to 84,091.04, 116,005.20 and 52,297.28

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Solution

The fourth proportional to 84,091.04, 116,005.20 and 52,297.28 is: 72,145.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,091.04 : 116,005.20 = 52,297.28 : x
  2. Step 2: Convert to fraction form
    84,091.04/116,005.20 = 52,297.28/x
  3. Step 3: Cross multiply
    84,091.04x = 116,005.20 × 52,297.28
  4. Step 4: Simplify right side
    84,091.04x = 6,066,756,425.86
  5. Step 5: Solve for x
    x = 6,066,756,425.86/84,091.04
  6. Step 6: Final answer
    x = 72,145.10

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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.