Home / 251,615.64-347,237.89-144,206.26

Finding the Fourth Proportional to 251,615.64, 347,237.89 and 144,206.26

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Solution

The fourth proportional to 251,615.64, 347,237.89 and 144,206.26 is: 199,009.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,615.64 : 347,237.89 = 144,206.26 : x
  2. Step 2: Convert to fraction form
    251,615.64/347,237.89 = 144,206.26/x
  3. Step 3: Cross multiply
    251,615.64x = 347,237.89 × 144,206.26
  4. Step 4: Simplify right side
    251,615.64x = 50,073,877,447.19
  5. Step 5: Solve for x
    x = 50,073,877,447.19/251,615.64
  6. Step 6: Final answer
    x = 199,009.40

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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.