Home / 190,924.40-286,386.60-164,097.20

Finding the Fourth Proportional to 190,924.40, 286,386.60 and 164,097.20

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Solution

The fourth proportional to 190,924.40, 286,386.60 and 164,097.20 is: 246,145.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,924.40 : 286,386.60 = 164,097.20 : x
  2. Step 2: Convert to fraction form
    190,924.40/286,386.60 = 164,097.20/x
  3. Step 3: Cross multiply
    190,924.40x = 286,386.60 × 164,097.20
  4. Step 4: Simplify right side
    190,924.40x = 46,995,239,177.52
  5. Step 5: Solve for x
    x = 46,995,239,177.52/190,924.40
  6. Step 6: Final answer
    x = 246,145.80

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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.