Home / 190,558.74-286,009.43-101,888.04

Finding the Fourth Proportional to 190,558.74, 286,009.43 and 101,888.04

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Solution

The fourth proportional to 190,558.74, 286,009.43 and 101,888.04 is: 152,923.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,558.74 : 286,009.43 = 101,888.04 : x
  2. Step 2: Convert to fraction form
    190,558.74/286,009.43 = 101,888.04/x
  3. Step 3: Cross multiply
    190,558.74x = 286,009.43 × 101,888.04
  4. Step 4: Simplify right side
    190,558.74x = 29,140,939,734.78
  5. Step 5: Solve for x
    x = 29,140,939,734.78/190,558.74
  6. Step 6: Final answer
    x = 152,923.66

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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.