Home / 207,102.94-310,457.56-132,012.30

Finding the Fourth Proportional to 207,102.94, 310,457.56 and 132,012.30

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Solution

The fourth proportional to 207,102.94, 310,457.56 and 132,012.30 is: 197,892.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,102.94 : 310,457.56 = 132,012.30 : x
  2. Step 2: Convert to fraction form
    207,102.94/310,457.56 = 132,012.30/x
  3. Step 3: Cross multiply
    207,102.94x = 310,457.56 × 132,012.30
  4. Step 4: Simplify right side
    207,102.94x = 40,984,216,547.99
  5. Step 5: Solve for x
    x = 40,984,216,547.99/207,102.94
  6. Step 6: Final answer
    x = 197,892.97

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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.