Home / 93,428.55-140,121.81-26,853.84

Finding the Fourth Proportional to 93,428.55, 140,121.81 and 26,853.84

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Solution

The fourth proportional to 93,428.55, 140,121.81 and 26,853.84 is: 40,274.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,428.55 : 140,121.81 = 26,853.84 : x
  2. Step 2: Convert to fraction form
    93,428.55/140,121.81 = 26,853.84/x
  3. Step 3: Cross multiply
    93,428.55x = 140,121.81 × 26,853.84
  4. Step 4: Simplify right side
    93,428.55x = 3,762,808,666.25
  5. Step 5: Solve for x
    x = 3,762,808,666.25/93,428.55
  6. Step 6: Final answer
    x = 40,274.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.