Home / 93,583.53-129,145.33-51,142.06

Finding the Fourth Proportional to 93,583.53, 129,145.33 and 51,142.06

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Solution

The fourth proportional to 93,583.53, 129,145.33 and 51,142.06 is: 70,576.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,583.53 : 129,145.33 = 51,142.06 : x
  2. Step 2: Convert to fraction form
    93,583.53/129,145.33 = 51,142.06/x
  3. Step 3: Cross multiply
    93,583.53x = 129,145.33 × 51,142.06
  4. Step 4: Simplify right side
    93,583.53x = 6,604,757,959.87
  5. Step 5: Solve for x
    x = 6,604,757,959.87/93,583.53
  6. Step 6: Final answer
    x = 70,576.08

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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.