Home / 83,904.60-115,790.94-45,666.93

Finding the Fourth Proportional to 83,904.60, 115,790.94 and 45,666.93

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Solution

The fourth proportional to 83,904.60, 115,790.94 and 45,666.93 is: 63,021.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,904.60 : 115,790.94 = 45,666.93 : x
  2. Step 2: Convert to fraction form
    83,904.60/115,790.94 = 45,666.93/x
  3. Step 3: Cross multiply
    83,904.60x = 115,790.94 × 45,666.93
  4. Step 4: Simplify right side
    83,904.60x = 5,287,816,751.61
  5. Step 5: Solve for x
    x = 5,287,816,751.61/83,904.60
  6. Step 6: Final answer
    x = 63,021.77

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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.