Home / 84,034.28-115,957.53-51,312.24

Finding the Fourth Proportional to 84,034.28, 115,957.53 and 51,312.24

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Solution

The fourth proportional to 84,034.28, 115,957.53 and 51,312.24 is: 70,804.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,034.28 : 115,957.53 = 51,312.24 : x
  2. Step 2: Convert to fraction form
    84,034.28/115,957.53 = 51,312.24/x
  3. Step 3: Cross multiply
    84,034.28x = 115,957.53 × 51,312.24
  4. Step 4: Simplify right side
    84,034.28x = 5,950,040,609.17
  5. Step 5: Solve for x
    x = 5,950,040,609.17/84,034.28
  6. Step 6: Final answer
    x = 70,804.93

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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.