Home / 123,946.46-171,024.99-70,220.38

Finding the Fourth Proportional to 123,946.46, 171,024.99 and 70,220.38

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Solution

The fourth proportional to 123,946.46, 171,024.99 and 70,220.38 is: 96,892.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,946.46 : 171,024.99 = 70,220.38 : x
  2. Step 2: Convert to fraction form
    123,946.46/171,024.99 = 70,220.38/x
  3. Step 3: Cross multiply
    123,946.46x = 171,024.99 × 70,220.38
  4. Step 4: Simplify right side
    123,946.46x = 12,009,439,787.30
  5. Step 5: Solve for x
    x = 12,009,439,787.30/123,946.46
  6. Step 6: Final answer
    x = 96,892.16

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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.