Home / 197,810.46-296,762.36-64,690.20

Finding the Fourth Proportional to 197,810.46, 296,762.36 and 64,690.20

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Solution

The fourth proportional to 197,810.46, 296,762.36 and 64,690.20 is: 97,050.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,810.46 : 296,762.36 = 64,690.20 : x
  2. Step 2: Convert to fraction form
    197,810.46/296,762.36 = 64,690.20/x
  3. Step 3: Cross multiply
    197,810.46x = 296,762.36 × 64,690.20
  4. Step 4: Simplify right side
    197,810.46x = 19,197,616,420.87
  5. Step 5: Solve for x
    x = 19,197,616,420.87/197,810.46
  6. Step 6: Final answer
    x = 97,050.56

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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.