Home / 197,628.10-296,450.34-57,386.72

Finding the Fourth Proportional to 197,628.10, 296,450.34 and 57,386.72

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Solution

The fourth proportional to 197,628.10, 296,450.34 and 57,386.72 is: 86,082.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,628.10 : 296,450.34 = 57,386.72 : x
  2. Step 2: Convert to fraction form
    197,628.10/296,450.34 = 57,386.72/x
  3. Step 3: Cross multiply
    197,628.10x = 296,450.34 × 57,386.72
  4. Step 4: Simplify right side
    197,628.10x = 17,012,312,655.48
  5. Step 5: Solve for x
    x = 17,012,312,655.48/197,628.10
  6. Step 6: Final answer
    x = 86,082.46

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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.