Home / 144,274.19-217,396.06-118,555.07

Finding the Fourth Proportional to 144,274.19, 217,396.06 and 118,555.07

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Solution

The fourth proportional to 144,274.19, 217,396.06 and 118,555.07 is: 178,641.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,274.19 : 217,396.06 = 118,555.07 : x
  2. Step 2: Convert to fraction form
    144,274.19/217,396.06 = 118,555.07/x
  3. Step 3: Cross multiply
    144,274.19x = 217,396.06 × 118,555.07
  4. Step 4: Simplify right side
    144,274.19x = 25,773,405,111.02
  5. Step 5: Solve for x
    x = 25,773,405,111.02/144,274.19
  6. Step 6: Final answer
    x = 178,641.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.