Home / 93,766.51-129,401.36-53,486.83

Finding the Fourth Proportional to 93,766.51, 129,401.36 and 53,486.83

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Solution

The fourth proportional to 93,766.51, 129,401.36 and 53,486.83 is: 73,813.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,766.51 : 129,401.36 = 53,486.83 : x
  2. Step 2: Convert to fraction form
    93,766.51/129,401.36 = 53,486.83/x
  3. Step 3: Cross multiply
    93,766.51x = 129,401.36 × 53,486.83
  4. Step 4: Simplify right side
    93,766.51x = 6,921,268,544.09
  5. Step 5: Solve for x
    x = 6,921,268,544.09/93,766.51
  6. Step 6: Final answer
    x = 73,813.87

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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.