Home / 86,862.51-119,882.80-50,061.57

Finding the Fourth Proportional to 86,862.51, 119,882.80 and 50,061.57

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Solution

The fourth proportional to 86,862.51, 119,882.80 and 50,061.57 is: 69,092.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,862.51 : 119,882.80 = 50,061.57 : x
  2. Step 2: Convert to fraction form
    86,862.51/119,882.80 = 50,061.57/x
  3. Step 3: Cross multiply
    86,862.51x = 119,882.80 × 50,061.57
  4. Step 4: Simplify right side
    86,862.51x = 6,001,520,922.99
  5. Step 5: Solve for x
    x = 6,001,520,922.99/86,862.51
  6. Step 6: Final answer
    x = 69,092.19

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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.