Home / 84,475.06-116,542.36-54,256.16

Finding the Fourth Proportional to 84,475.06, 116,542.36 and 54,256.16

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Solution

The fourth proportional to 84,475.06, 116,542.36 and 54,256.16 is: 74,852.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,475.06 : 116,542.36 = 54,256.16 : x
  2. Step 2: Convert to fraction form
    84,475.06/116,542.36 = 54,256.16/x
  3. Step 3: Cross multiply
    84,475.06x = 116,542.36 × 54,256.16
  4. Step 4: Simplify right side
    84,475.06x = 6,323,140,930.94
  5. Step 5: Solve for x
    x = 6,323,140,930.94/84,475.06
  6. Step 6: Final answer
    x = 74,852.16

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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.