Home / 93,835.93-129,502.89-53,555.79

Finding the Fourth Proportional to 93,835.93, 129,502.89 and 53,555.79

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Solution

The fourth proportional to 93,835.93, 129,502.89 and 53,555.79 is: 73,912.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,835.93 : 129,502.89 = 53,555.79 : x
  2. Step 2: Convert to fraction form
    93,835.93/129,502.89 = 53,555.79/x
  3. Step 3: Cross multiply
    93,835.93x = 129,502.89 × 53,555.79
  4. Step 4: Simplify right side
    93,835.93x = 6,935,629,447.34
  5. Step 5: Solve for x
    x = 6,935,629,447.34/93,835.93
  6. Step 6: Final answer
    x = 73,912.30

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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.