Home / 197,560.13-272,632.91-106,916.04

Finding the Fourth Proportional to 197,560.13, 272,632.91 and 106,916.04

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Solution

The fourth proportional to 197,560.13, 272,632.91 and 106,916.04 is: 147,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,560.13 : 272,632.91 = 106,916.04 : x
  2. Step 2: Convert to fraction form
    197,560.13/272,632.91 = 106,916.04/x
  3. Step 3: Cross multiply
    197,560.13x = 272,632.91 × 106,916.04
  4. Step 4: Simplify right side
    197,560.13x = 29,148,830,576.30
  5. Step 5: Solve for x
    x = 29,148,830,576.30/197,560.13
  6. Step 6: Final answer
    x = 147,544.10

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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.