Home / 144,273.81-217,395.49-118,554.69

Finding the Fourth Proportional to 144,273.81, 217,395.49 and 118,554.69

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Solution

The fourth proportional to 144,273.81, 217,395.49 and 118,554.69 is: 178,641.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,273.81 : 217,395.49 = 118,554.69 : x
  2. Step 2: Convert to fraction form
    144,273.81/217,395.49 = 118,554.69/x
  3. Step 3: Cross multiply
    144,273.81x = 217,395.49 × 118,554.69
  4. Step 4: Simplify right side
    144,273.81x = 25,773,254,924.35
  5. Step 5: Solve for x
    x = 25,773,254,924.35/144,273.81
  6. Step 6: Final answer
    x = 178,641.26

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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.