Home / 190,903.10-286,354.65-186,529.10

Finding the Fourth Proportional to 190,903.10, 286,354.65 and 186,529.10

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Solution

The fourth proportional to 190,903.10, 286,354.65 and 186,529.10 is: 279,793.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,903.10 : 286,354.65 = 186,529.10 : x
  2. Step 2: Convert to fraction form
    190,903.10/286,354.65 = 186,529.10/x
  3. Step 3: Cross multiply
    190,903.10x = 286,354.65 × 186,529.10
  4. Step 4: Simplify right side
    190,903.10x = 53,413,475,145.32
  5. Step 5: Solve for x
    x = 53,413,475,145.32/190,903.10
  6. Step 6: Final answer
    x = 279,793.65

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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.