Home / 84,216.06-116,217.45-46,489.50

Finding the Fourth Proportional to 84,216.06, 116,217.45 and 46,489.50

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Solution

The fourth proportional to 84,216.06, 116,217.45 and 46,489.50 is: 64,155.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,216.06 : 116,217.45 = 46,489.50 : x
  2. Step 2: Convert to fraction form
    84,216.06/116,217.45 = 46,489.50/x
  3. Step 3: Cross multiply
    84,216.06x = 116,217.45 × 46,489.50
  4. Step 4: Simplify right side
    84,216.06x = 5,402,891,141.78
  5. Step 5: Solve for x
    x = 5,402,891,141.78/84,216.06
  6. Step 6: Final answer
    x = 64,155.12

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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.