Home / 93,756.09-129,446.06-55,527.94

Finding the Fourth Proportional to 93,756.09, 129,446.06 and 55,527.94

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Solution

The fourth proportional to 93,756.09, 129,446.06 and 55,527.94 is: 76,665.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,756.09 : 129,446.06 = 55,527.94 : x
  2. Step 2: Convert to fraction form
    93,756.09/129,446.06 = 55,527.94/x
  3. Step 3: Cross multiply
    93,756.09x = 129,446.06 × 55,527.94
  4. Step 4: Simplify right side
    93,756.09x = 7,187,872,451.66
  5. Step 5: Solve for x
    x = 7,187,872,451.66/93,756.09
  6. Step 6: Final answer
    x = 76,665.66

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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.