Home / 93,576.28-129,135.38-51,134.84

Finding the Fourth Proportional to 93,576.28, 129,135.38 and 51,134.84

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Solution

The fourth proportional to 93,576.28, 129,135.38 and 51,134.84 is: 70,566.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,576.28 : 129,135.38 = 51,134.84 : x
  2. Step 2: Convert to fraction form
    93,576.28/129,135.38 = 51,134.84/x
  3. Step 3: Cross multiply
    93,576.28x = 129,135.38 × 51,134.84
  4. Step 4: Simplify right side
    93,576.28x = 6,603,316,994.64
  5. Step 5: Solve for x
    x = 6,603,316,994.64/93,576.28
  6. Step 6: Final answer
    x = 70,566.14

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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.