Home / 93,428.20-140,126.10-34,233.40

Finding the Fourth Proportional to 93,428.20, 140,126.10 and 34,233.40

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Solution

The fourth proportional to 93,428.20, 140,126.10 and 34,233.40 is: 51,344.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,428.20 : 140,126.10 = 34,233.40 : x
  2. Step 2: Convert to fraction form
    93,428.20/140,126.10 = 34,233.40/x
  3. Step 3: Cross multiply
    93,428.20x = 140,126.10 × 34,233.40
  4. Step 4: Simplify right side
    93,428.20x = 4,796,992,831.74
  5. Step 5: Solve for x
    x = 4,796,992,831.74/93,428.20
  6. Step 6: Final answer
    x = 51,344.16

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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.