Home / 190,901.10-286,351.65-186,527.10

Finding the Fourth Proportional to 190,901.10, 286,351.65 and 186,527.10

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Solution

The fourth proportional to 190,901.10, 286,351.65 and 186,527.10 is: 279,790.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,901.10 : 286,351.65 = 186,527.10 : x
  2. Step 2: Convert to fraction form
    190,901.10/286,351.65 = 186,527.10/x
  3. Step 3: Cross multiply
    190,901.10x = 286,351.65 × 186,527.10
  4. Step 4: Simplify right side
    190,901.10x = 53,412,342,854.72
  5. Step 5: Solve for x
    x = 53,412,342,854.72/190,901.10
  6. Step 6: Final answer
    x = 279,790.65

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1.5x scale

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.