Home / 131,700.96-197,501.76-42,933.60

Finding the Fourth Proportional to 131,700.96, 197,501.76 and 42,933.60

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Solution

The fourth proportional to 131,700.96, 197,501.76 and 42,933.60 is: 64,384.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,700.96 : 197,501.76 = 42,933.60 : x
  2. Step 2: Convert to fraction form
    131,700.96/197,501.76 = 42,933.60/x
  3. Step 3: Cross multiply
    131,700.96x = 197,501.76 × 42,933.60
  4. Step 4: Simplify right side
    131,700.96x = 8,479,461,563.14
  5. Step 5: Solve for x
    x = 8,479,461,563.14/131,700.96
  6. Step 6: Final answer
    x = 64,384.20

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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.