Home / 62,931.28-86,845.44-36,075.34

Finding the Fourth Proportional to 62,931.28, 86,845.44 and 36,075.34

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Solution

The fourth proportional to 62,931.28, 86,845.44 and 36,075.34 is: 49,784.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,931.28 : 86,845.44 = 36,075.34 : x
  2. Step 2: Convert to fraction form
    62,931.28/86,845.44 = 36,075.34/x
  3. Step 3: Cross multiply
    62,931.28x = 86,845.44 × 36,075.34
  4. Step 4: Simplify right side
    62,931.28x = 3,132,978,775.45
  5. Step 5: Solve for x
    x = 3,132,978,775.45/62,931.28
  6. Step 6: Final answer
    x = 49,784.13

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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.