Home / 251,579.04-347,150.88-144,119.76

Finding the Fourth Proportional to 251,579.04, 347,150.88 and 144,119.76

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Solution

The fourth proportional to 251,579.04, 347,150.88 and 144,119.76 is: 198,869.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,579.04 : 347,150.88 = 144,119.76 : x
  2. Step 2: Convert to fraction form
    251,579.04/347,150.88 = 144,119.76/x
  3. Step 3: Cross multiply
    251,579.04x = 347,150.88 × 144,119.76
  4. Step 4: Simplify right side
    251,579.04x = 50,031,301,509.39
  5. Step 5: Solve for x
    x = 50,031,301,509.39/251,579.04
  6. Step 6: Final answer
    x = 198,869.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.