Home / 190,833.04-286,223.64-72,534.16

Finding the Fourth Proportional to 190,833.04, 286,223.64 and 72,534.16

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Solution

The fourth proportional to 190,833.04, 286,223.64 and 72,534.16 is: 108,791.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,833.04 : 286,223.64 = 72,534.16 : x
  2. Step 2: Convert to fraction form
    190,833.04/286,223.64 = 72,534.16/x
  3. Step 3: Cross multiply
    190,833.04x = 286,223.64 × 72,534.16
  4. Step 4: Simplify right side
    190,833.04x = 20,760,991,299.54
  5. Step 5: Solve for x
    x = 20,760,991,299.54/190,833.04
  6. Step 6: Final answer
    x = 108,791.39

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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.