Home / 86,338.89-119,156.20-50,526.77

Finding the Fourth Proportional to 86,338.89, 119,156.20 and 50,526.77

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Solution

The fourth proportional to 86,338.89, 119,156.20 and 50,526.77 is: 69,731.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,338.89 : 119,156.20 = 50,526.77 : x
  2. Step 2: Convert to fraction form
    86,338.89/119,156.20 = 50,526.77/x
  3. Step 3: Cross multiply
    86,338.89x = 119,156.20 × 50,526.77
  4. Step 4: Simplify right side
    86,338.89x = 6,020,577,315.69
  5. Step 5: Solve for x
    x = 6,020,577,315.69/86,338.89
  6. Step 6: Final answer
    x = 69,731.93

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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.