Home / 309,109.02-462,903.21-150,827.10

Finding the Fourth Proportional to 309,109.02, 462,903.21 and 150,827.10

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Solution

The fourth proportional to 309,109.02, 462,903.21 and 150,827.10 is: 225,869.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,109.02 : 462,903.21 = 150,827.10 : x
  2. Step 2: Convert to fraction form
    309,109.02/462,903.21 = 150,827.10/x
  3. Step 3: Cross multiply
    309,109.02x = 462,903.21 × 150,827.10
  4. Step 4: Simplify right side
    309,109.02x = 69,818,348,744.99
  5. Step 5: Solve for x
    x = 69,818,348,744.99/309,109.02
  6. Step 6: Final answer
    x = 225,869.66

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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.