Home / 190,779.63-286,174.91-50,538.25

Finding the Fourth Proportional to 190,779.63, 286,174.91 and 50,538.25

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Solution

The fourth proportional to 190,779.63, 286,174.91 and 50,538.25 is: 75,808.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,779.63 : 286,174.91 = 50,538.25 : x
  2. Step 2: Convert to fraction form
    190,779.63/286,174.91 = 50,538.25/x
  3. Step 3: Cross multiply
    190,779.63x = 286,174.91 × 50,538.25
  4. Step 4: Simplify right side
    190,779.63x = 14,462,779,145.31
  5. Step 5: Solve for x
    x = 14,462,779,145.31/190,779.63
  6. Step 6: Final answer
    x = 75,808.82

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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.