Home / 84,150.09-116,132.13-48,339.18

Finding the Fourth Proportional to 84,150.09, 116,132.13 and 48,339.18

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Solution

The fourth proportional to 84,150.09, 116,132.13 and 48,339.18 is: 66,710.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,150.09 : 116,132.13 = 48,339.18 : x
  2. Step 2: Convert to fraction form
    84,150.09/116,132.13 = 48,339.18/x
  3. Step 3: Cross multiply
    84,150.09x = 116,132.13 × 48,339.18
  4. Step 4: Simplify right side
    84,150.09x = 5,613,731,935.85
  5. Step 5: Solve for x
    x = 5,613,731,935.85/84,150.09
  6. Step 6: Final answer
    x = 66,710.94

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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.