Home / 93,516.12-129,011.13-55,768.50

Finding the Fourth Proportional to 93,516.12, 129,011.13 and 55,768.50

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Solution

The fourth proportional to 93,516.12, 129,011.13 and 55,768.50 is: 76,936.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,516.12 : 129,011.13 = 55,768.50 : x
  2. Step 2: Convert to fraction form
    93,516.12/129,011.13 = 55,768.50/x
  3. Step 3: Cross multiply
    93,516.12x = 129,011.13 × 55,768.50
  4. Step 4: Simplify right side
    93,516.12x = 7,194,757,203.41
  5. Step 5: Solve for x
    x = 7,194,757,203.41/93,516.12
  6. Step 6: Final answer
    x = 76,936.01

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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.