Home / 83,971.60-115,875.46-46,245.85

Finding the Fourth Proportional to 83,971.60, 115,875.46 and 46,245.85

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Solution

The fourth proportional to 83,971.60, 115,875.46 and 46,245.85 is: 63,816.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,971.60 : 115,875.46 = 46,245.85 : x
  2. Step 2: Convert to fraction form
    83,971.60/115,875.46 = 46,245.85/x
  3. Step 3: Cross multiply
    83,971.60x = 115,875.46 × 46,245.85
  4. Step 4: Simplify right side
    83,971.60x = 5,358,759,141.84
  5. Step 5: Solve for x
    x = 5,358,759,141.84/83,971.60
  6. Step 6: Final answer
    x = 63,816.33

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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.