Home / 75,950.16-104,779.08-50,807.76

Finding the Fourth Proportional to 75,950.16, 104,779.08 and 50,807.76

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Solution

The fourth proportional to 75,950.16, 104,779.08 and 50,807.76 is: 70,093.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,950.16 : 104,779.08 = 50,807.76 : x
  2. Step 2: Convert to fraction form
    75,950.16/104,779.08 = 50,807.76/x
  3. Step 3: Cross multiply
    75,950.16x = 104,779.08 × 50,807.76
  4. Step 4: Simplify right side
    75,950.16x = 5,323,590,349.66
  5. Step 5: Solve for x
    x = 5,323,590,349.66/75,950.16
  6. Step 6: Final answer
    x = 70,093.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.