Home / 84,475.56-116,622.54-57,658.08

Finding the Fourth Proportional to 84,475.56, 116,622.54 and 57,658.08

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Solution

The fourth proportional to 84,475.56, 116,622.54 and 57,658.08 is: 79,599.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,475.56 : 116,622.54 = 57,658.08 : x
  2. Step 2: Convert to fraction form
    84,475.56/116,622.54 = 57,658.08/x
  3. Step 3: Cross multiply
    84,475.56x = 116,622.54 × 57,658.08
  4. Step 4: Simplify right side
    84,475.56x = 6,724,231,741.12
  5. Step 5: Solve for x
    x = 6,724,231,741.12/84,475.56
  6. Step 6: Final answer
    x = 79,599.73

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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.